adb devices can't see the phone - Xiaomi Poco F1 Questions & Answers

Hi!
I have recently bought an F1 and I can't connect it to PC (Windows or Linux). I turned Developer options on and enabled USB debugging. I tried every option in "Select USB configuration". The adb devices command always give empty list. The PCs are OK because they work with every other phones. On Windows I even tried to install USB drivers but didn't help. Could you help?

Did u give administrator rights when opening your adb programm?

Ziegenjupp said:
Did u give administrator rights when opening your adb programm?
Click to expand...
Click to collapse
I tried "sudo apt kill-server", "sudo apt start-server" and "sudo apt devices" but didn't help.

bartatamas said:
Hi!
I have recently bought an F1 and I can't connect it to PC (Windows or Linux). I turned Developer options on and enabled USB debugging. I tried every option in "Select USB configuration". The adb devices command always give empty list. The PCs are OK because they work with every other phones. On Windows I even tried to install USB drivers but didn't help. Could you help?
Click to expand...
Click to collapse
Once you enable Usb debugging in phone. Restart the phone and connect to pc. A pop up appears to Authorize the pc. Once done you can check the ADB list. It will be displayed only after you add the pc to the trusted device in the pop up.
Hope this helps. Thanks
sssyraj

sssyraj said:
Once you enable Usb debugging in phone. Restart the phone and connect to pc. A pop up appears to Authorize the pc. Once done you can check the ADB list. It will be displayed only after you add the pc to the trusted device in the pop up.
Hope this helps. Thanks
sssyraj
Click to expand...
Click to collapse
I hardly believe but it worked! thanks

sssyraj said:
Once you enable Usb debugging in phone. Restart the phone and connect to pc. A pop up appears to Authorize the pc. Once done you can check the ADB list. It will be displayed only after you add the pc to the trusted device in the pop up.
Hope this helps. Thanks
sssyraj
Click to expand...
Click to collapse
I can now see my device and transfer files, but for some reason, I `sudo adb devices` still doesn't see my phone.

bartatamas said:
Hi!
I have recently bought an F1 and I can't connect it to PC (Windows or Linux). I turned Developer options on and enabled USB debugging. I tried every option in "Select USB configuration". The adb devices command always give empty list. The PCs are OK because they work with every other phones. On Windows I even tried to install USB drivers but didn't help. Could you help?
Click to expand...
Click to collapse
If u r running on windows 10, try this method to fix "adb issue" :-
Before fixing ADB not recognized error, you should confirm that Android SDK has been saved on your computer and you know its location.
Step 1: Right-click "Computer" and choose "Properties" on pop-up menu.
Step 2: Click "Advanced system settings" on the left panel in new window.
Step 3: In System Properties window, under "Advanced" tab, click "Environment Variables".
Step 4: Environment Variables is open now. You can edit or delete existing variables in list, or create new environment variables.
Under "User variables for isunshare", click "New" button to create a new variable for running ADB on computer.
Step 5: Type Variable name and Variable value. Click OK.
Variable name: Path
Variable value: C:\Users\isunshare\Downloads\android-sdk_r24.4.1-windows\android-sdk-windows\platform-tools
Step 6: You would see the new variable you just created in "User variables for isunshare". Click OK at the bottom.
Step 7: Open Command Prompt and type "adb", you would see ADB detailed information.
Now you have successfully fixed error "adb" not recognized as an internal or external program or batch file.
I've the same probelm during debloating my poco f1. Solved that by using this method.

who_i_am said:
If u r running on windows 10, try this method to fix "adb issue" :-
Before fixing ADB not recognized error, you should confirm that Android SDK has been saved on your computer and you know its location.
Step 1: Right-click "Computer" and choose "Properties" on pop-up menu.
Step 2: Click "Advanced system settings" on the left panel in new window.
Step 3: In System Properties window, under "Advanced" tab, click "Environment Variables".
Step 4: Environment Variables is open now. You can edit or delete existing variables in list, or create new environment variables.
Under "User variables for isunshare", click "New" button to create a new variable for running ADB on computer.
Step 5: Type Variable name and Variable value. Click OK.
Variable name: Path
Variable value: C:\Users\isunshare\Downloads\android-sdk_r24.4.1-windows\android-sdk-windows\platform-tools
Step 6: You would see the new variable you just created in "User variables for isunshare". Click OK at the bottom.
Step 7: Open Command Prompt and type "adb", you would see ADB detailed information.
Now you have successfully fixed error "adb" not recognized as an internal or external program or batch file.
I've the same probelm during debloating my poco f1. Solved that by using this method.
Click to expand...
Click to collapse
These instructions are for systemwide installation of adb. The OP's issue is not that. The correct advice has already been given and it has worked.

sssyraj said:
Once you enable Usb debugging in phone. Restart the phone and connect to pc. A pop up appears to Authorize the pc. Once done you can check the ADB list. It will be displayed only after you add the pc to the trusted device in the pop up.
Hope this helps. Thanks
sssyraj
Click to expand...
Click to collapse
In my case I am unable to do so as my phone is completely wiped clean. Tried updating the adb interface manually everytime I try to boot fastboot boot twrp.img I get a blank slightly lit-up screen.
Also adb devices shows nothing
C:\Users\shal1018\AppData\Local\Android\Sdk\platform-tools>adb devices
List of devices attached
C:\Users\shal1018\AppData\Local\Android\Sdk\platform-tools>adb shell
adb.exe: no devices/emulators found

sssyraj said:
Once you enable Usb debugging in phone. Restart the phone and connect to pc. A pop up appears to Authorize the pc. Once done you can check the ADB list. It will be displayed only after you add the pc to the trusted device in the pop up.
Hope this helps. Thanks
sssyraj
Click to expand...
Click to collapse
In my case My Phone is not accessible as its wiped clean..what do I do?

noahshines said:
In my case I am unable to do so as my phone is completely wiped clean. Tried updating the adb interface manually everytime I try to boot fastboot boot twrp.img I get a blank slightly lit-up screen.
Also adb devices shows nothing
C:\Users\shal1018\AppData\Local\Android\Sdk\platform-tools>adb devices
List of devices attached
C:\Users\shal1018\AppData\Local\Android\Sdk\platform-tools>adb shell
adb.exe: no devices/emulators found
Click to expand...
Click to collapse
This happened to me too. Recently with 12.0.2.0 modem, I did the wipe of system and data partition along with it I tried to update the twrp to latest using old twrp. With this, even fastboot can't be reachable ie. Lighting up but no image in fastboot and phone won't respond in even miflash. I had took it to Xiaomi service center and they put the software for a nominal price of 2.5 USD in India. There after we can change to whatever firmware we like.
So, try reaching the Xiaomi service center. Thanks

sssyraj said:
This happened to me too. Recently with 12.0.2.0 modem, I did the wipe of system and data partition along with it I tried to update the twrp to latest using old twrp. With this, even fastboot can't be reachable ie. Lighting up but no image in fastboot and phone won't respond in even miflash. I had took it to Xiaomi service center and they put the software for a nominal price of 2.5 USD in India. There after we can change to whatever firmware we like.
So, try reaching the Xiaomi service center. Thanks
Click to expand...
Click to collapse
Thanks for the respose..I was thinking of doing the same!

sssyraj said:
This happened to me too. Recently with 12.0.2.0 modem, I did the wipe of system and data partition along with it I tried to update the twrp to latest using old twrp. With this, even fastboot can't be reachable ie. Lighting up but no image in fastboot and phone won't respond in even miflash. I had took it to Xiaomi service center and they put the software for a nominal price of 2.5 USD in India. There after we can change to whatever firmware we like.
So, try reaching the Xiaomi service center. Thanks
Click to expand...
Click to collapse
Xiaomi service centre said the couldn't... would you mind telling me which state in India.. did you take it to?

noahshines said:
Xiaomi service centre said the couldn't... would you mind telling me which state in India.. did you take it to?
Click to expand...
Click to collapse
I got it serviced at Chennai, Tamil Nadu. My phone shown boot logo and loops due there isn't system as I wiped it. So they took it as Software issue and have done the software update for Rs 180. Sometimes we might need to pretend as novice to leave something to Professionals. Thanks.
Cheers
sssyraj.

Same with my POCO M3. Mi PC Suite device not detected, I can't unlock it too because can't be detected. I'm tired to follow multiple methods online, reinstalling, uninstalling vise versa even disabling antivirus, and reinstalling again and again with adminisrator rights. Thank you for any help will rise in soon to easily fix these issues.

Related

My quest to root my Vizio VTAB108 Tablet and how I enabled ADB access

I am new to the Android platform so please excuse any silliness on my part…
Below are the steps I took to successfully allow my Vizio Tablet (VTAB108) to connect via USB using the generic Google ADB driver as Vizio does not include ADB access for the tablet.
History:
I am trying to Root my tablet and from what I read throughout the forum, the easiest steps to root a tablet is using the SuperOneClick method.
Since SuperOneClick requires ADB access and the Vizio does not include the ADB driver (and the generic Google) do not work out of the box I was at a loss to how I would run SuperOne Click.
This article are the steps I took to get ADB access working with Windows 7 x64 and the Vizio Tablet.
I am hoping my steps here can further lead to root access for this tablet.
As an FYI, I was still unsuccessful in getting SuperOneclick to completely run after following these steps, but maybe someone has an alternate method of rooting now that ADB access is available? /me crosses fingers
It would stop at Step #6 at which time I would disconnect and reconnect the tablet. It would contine to step #8 but then finally fail. If anyone has an alternative to SuperOneClick, I would gladly try it.
IMPORTANT:
The instructions below assume you have already put your Tablet into USB debugging mode.
The instructions below assume you are running Windows 7 x64. If you are running x32 versions of your OS, modify the below settings as apporopriate for your OS[/B].
1. Download and install the Google Android SDK.
(Being this is my first post, I cannot post a URL so google the following topic exactly and click the first link):
what-is-adb-and-how-to-install-it-android
2. When you get to the USB driver install you will have to manually modify your android_winusb.inf settings file to allow Windows to recognize your Vizio Tablet using the generic Google ADB-USB driver.
3. Find the "usb_driver" folder in your sdk directory. (Mine was: C:\Program Files (x86)\Android\android-sdk\extras\google\usb_driver).
4. Right-click "android_winusb.inf" and open it with notepad or your favorite text editor.
Under the [Google.NTamd64] section, paste the following:
Code:
;Vizio Tablet
%SingleAdbInterface% = USB_Install, USB\VID_0489&PID_E040&MI_01
%CompositeAdbInterface% = USB_Install, USB\VID_0489&PID_E040&REV_0227&MI_01
then, open a command prompt and type the following:
Code:
echo 0x489 >> "%USERPROFILE%\.android\adb_usb.ini"
5. Right-Click the unknown device in Windows Device Manager (Under Other devices) and manually install the driver for your Tablet.
NOTE: Originally my tablet connected to the computer and installed the regular Windows 7 Mass Storage driver. I had to remove this driver before I could see the device listed under "Other Devices". Follow these instructions if you need to remove your generic Mass Storage driver:
Code:
A. Unplug all removable devices (USB drives, Thumb Drives, SD Cards, Etc...) but leave the Android phone plugged in.
B. Open Windows Device Manager.
C. Select "Universal Serial Bus Controllers"
D. Select USB Mass Storage Device.
IMPORTANT: Click on the details tab and select "Compatible Ids" under the Property drop-down. You should see three items listed under Value. If not, you are looking at the wrong Mass Storage Controller.
E. Select Uninstall Driver
F. Close the window.
G. Right-Click your computer name at the top of device manager and select "Scan for Hardware Changes".
H. Your new "Android Phone USB device" with a Yellow Exlamation mark! will appear under Other Devices.
I. Click on the "Android Phone USB device"
J. Select "Update driver software"
J. Select "Browse my computer for driver doftware"
K. Browse for the location that you have unzipped the android_usb_windows ( Mine is: C:\Program Files (x86)\Android\android-sdk\extras\google\usb_driver )
6. Now test to make sure you can access your device in USB Debug mode:
Type the following from a command prompt:
adb kill-server
adb devices
You should see your device serial number at the command prompt and in Windows Device Manager if everything worked.
drivers
USB Drivers have been posted on the vizio support website for Intel and for AMD. Are they crucial to what you want to do about rooting?
USB Drivers Not Installing
[email protected] said:
USB Drivers have been posted on the vizio support website for Intel and for AMD. Are they crucial to what you want to do about rooting?
Click to expand...
Click to collapse
I grabbed those drivers a couple of days ago and could not get Win7 or WinXP to install them with the vtab1008.
I can use adb to interface with the vtab008 (using Linux and Win7), but GingerBreak and SimpleOneClick (which uses GingerBreak) are unable to root the vtab1008.
I've been pestering Vizio about the downsides of the tablet. Coming from a rooted Nook, there are some things about the vizio i really like. It's a nice build at an attractive cost. If I can get netflix and hbo go working, a better remote app and a more logical system of using the sd card, I would keep it. Otherwise it goes back to Costco on the 89th day after purchase.
Agreed
[email protected] said:
I've been pestering Vizio about the downsides of the tablet. Coming from a rooted Nook, there are some things about the vizio i really like. It's a nice build at an attractive cost. If I can get netflix and hbo go working, a better remote app and a more logical system of using the sd card, I would keep it. Otherwise it goes back to Costco on the 89th day after purchase.
Click to expand...
Click to collapse
This is my thinking EXACTLY!
[email protected] said:
I've been pestering Vizio about the downsides of the tablet. Coming from a rooted Nook, there are some things about the vizio i really like. It's a nice build at an attractive cost. If I can get netflix and hbo go working, a better remote app and a more logical system of using the sd card, I would keep it. Otherwise it goes back to Costco on the 89th day after purchase.
Click to expand...
Click to collapse
Yes, I agree. If there's no root, the tablet is not worth it.
The drivers worked for me.
I downloaded the drivers from the Vizio site and when I plugged the VTAB into my computer I manually installed the driver. I just used adb to grab a bunch of screenshots.
OP worked for me (without the mass storage issue)
Code:
adb reboot bootloader
just did a true reboot
Code:
adb reboot recovery
got me the exclamation mark and the "Home" button brought me to a recovery screen where it would let me flash signed updates or cache/full wipe the device.
You can get to recovery mode by holding down both volume buttons and the power button. Details
I cant even get the drivers to install. I've did a right click on the .inf file and it will not install. Any Ideas?
Thanks
Mark
Mark0266 said:
I cant even get the drivers to install. I've did a right click on the .inf file and it will not install. Any Ideas?
Thanks
Mark
Click to expand...
Click to collapse
DL the drivers from the Vizio site. Turn on USB debugging on the VTAB. Plug the VTAB into your computer. When the install driver prompt comes up follow the steps to install a driver from a specific location and point it to the driver you downloaded. The steps will vary depending on the version of windows you are running.
marvin02 said:
DL the drivers from the Vizio site. Turn on USB debugging on the VTAB. Plug the VTAB into your computer. When the install driver prompt comes up follow the steps to install a driver from a specific location and point it to the driver you downloaded. The steps will vary depending on the version of windows you are running.
Click to expand...
Click to collapse
Thats the problem the prompt never comes up. Running Windows 7
Well I got the driver for adb to install but it still will not show up when I do adb devices
Bootloader?
the.joeba said:
OP worked for me (without the mass storage issue)
Code:
adb reboot bootloader
just did a true reboot
Code:
adb reboot recovery
got me the exclamation mark and the "Home" button brought me to a recovery screen where it would let me flash signed updates or cache/full wipe the device.
Click to expand...
Click to collapse
Did you actually get into the bootloader? adb reboot bootloader simply reboots the device for me.
So whats with gingerbreak? No love with it? I thought this thing was rooted already prior to shipping? Hmmm. My bro just ordered one for me and I am curious about getting it rooted. Lets get this thing rooted and overclocked and get it some love. Also, whats the word on honeycomb on this beast? anything?....
Mark0266 said:
Well I got the driver for adb to install but it still will not show up when I do adb devices
Click to expand...
Click to collapse
Same here.
Rooting help
I have some coding knowledge, but have never worked on rooting a device. I did not pay for mine, so if anyone has references to some info I can look at about obtaining root then I will work on mine without fear of bricking it.
I have been at this for weeks, to no avail.. tried changing params in Gingerbreak, tried running it under every condition possible, and the only thing I haven't tried is changing how GingerBreak is using the /sdcard/ mount point, as that's where the internal memory is mounted to.. It's a pretty odd move to make, and I don't like having my true sdcard in /sdcard/external. what a crock :/
This tablet has to have a way to be rooted, I tried an older version of gingerbreak 1.1 just kept running, never failed, but didn't root the tablet just kept running, like it was gonna root the tablet, kinda weird, I do know that the bootloader is not locked down, my wife works for vizio, the company gave there employees a tablet for free

Wired ADB not working for you? Fix is right here.

First of all, Credit goes to Scepterr who ran me through all this.
Secondly, do this at your own risk. I am not responsible for your screwups.
Third, READ and FOLLOW directions. If you skip around and screw up, it's your fault.
Fourth, This is for Windows, not mac.
If ADB is not working for you over a wired connection, it's because your usb driver is out of date. Here's what you do:
go to google's dev site and download the latest sdk that allows you to download the newest driver:
Here
unzip it into a folder and run SDK Manager.exe
wait a moment.
you'll see Choose Packages to Install.
Click cancel
click on Available packages
click on the arrow left of the checkbox for "Third pary Add-ons"
click on the arrow left of the checkbox for "Google Inc. (dl-ssl.google.com)
check the box for Google USB Driver package, revision 4
click Install Selected (bottom right button of the screen)
let it install.
allow it restart ADB
verify installation by clicking on Installed packages
if it's there, then it's installed.
go to your device manager
right click computer
click properties
click Device Manager
find the USB mass storage related to your TP.
You can tell this by removing the tp with device manager on. the one that goes away under Universal Serial Bus Controllers
Plug it back in.
right click that device (usually named USB Mass Storage Device) and uninstall it.
when it's done uninstalling, Right click on your computer name and click Scan for Hardware Change.
let it reinstall it
You're done.
Verify by typing "adb devices" in the command prompt (without ")
if if finds a device with the touchpad plugged in, you're good.
congratulations, you got wired ADB back.
bump. in case some people haven't seen it

ADB problem on Ubuntu 12.04

Hi All
i have a problem on Ubuntu 12.04 with the adb .
My device is simply not detected by adb. ( there are no devices in the device list.
I have updated the udev rules many times , and it seems to me that the device itself is detected by the system.
I wiould need any help with that problem , which makes me slowly really mad.
Thank you for your help
BR
sz_gergo
Hi,
The problem got solved for me when I started adb server as root process.
Open a terminal and go to android-sdk-linux_x86/platform-tools or wherever adb resides, and type
Code:
adb kill-server
sudo ./adb start-server
Now hopefully when you type adb-devices, adb-server will recognize your device provided the udev-rules are correct.
All the best !
craterib said:
Hi,
The problem got solved for me when I started adb server as root process.
Open a terminal and go to android-sdk-linux_x86/platform-tools or wherever adb resides, and type
Code:
adb kill-server
sudo ./adb start-server
Now hopefully when you type adb-devices, adb-server will recognize your device provided the udev-rules are correct.
All the best !
Click to expand...
Click to collapse
Hi craterib !!
Firstly thanks for your answere.
I will try your sollution when i arrive at home, today.
I will provide you the results. Could you paste your udev rules ??
Just for the case that mine are not the best ones
THX
Gergo
sz_gergo said:
Hi craterib !!
Firstly thanks for your answere.
I will try your sollution when i arrive at home, today.
I will provide you the results. Could you paste your udev rules ??
Just for the case that mine are not the best ones
THX
Gergo
Click to expand...
Click to collapse
Code:
[email protected]:/etc/udev/rules.d$ more 51-android.rules
# Sony Ericsson Mobile Communications AB
SUBSYSTEM=="usb", ATTR{idVendor}=="0fce", ATTR{idProduct}=="6168", MODE="0600", OWNER="kuisma"
Using this, you don't have to run the adb server as root. Use the "lsusb" to get Vendor and Product id for your device.
Also, change "kuisma" to your user, of course, unless toy happen to be me.
Restart udev (/etc/init.d/udev restart) once you've edited this.
sz_gergo said:
Hi All
i have a problem on Ubuntu 12.04 with the adb .
My device is simply not detected by adb. ( there are no devices in the device list.
I have updated the udev rules many times , and it seems to me that the device itself is detected by the system.
I wiould need any help with that problem , which makes me slowly really mad.
Thank you for your help
BR
sz_gergo
Click to expand...
Click to collapse
To get your newly build Apps down to your device you have to use the ADB (Android Debug Bridge). The common way to make your device ready for playing is to download the USB driver package which is included in the SDK Manager.
But these drivers are only for a couple of common mobile devices, so what if you have an ARCHOS 8 like me…. You will still get stuck with a nice…. device not found ….
The first part is easy, Archos in my case, offers his own usb drivers .
After downloading the USB driver I got a shiny “Archos 7 ADB” item under “Android Phone” in my windows device manager. But what is this,…. after restarting the ADB daemon,…. “ADB devices” was only showing an annoying message… “device not found….” Gees.
Hmm, Google is your best friend …… The solution is that the ADB daemon needs also your USB device vendor ID (VID)
If you cannot get it from your device vendor you may look under device manager -> device details -> hardware ID -> USB\VID_xxxx.
The VID for the adb should be placed in a file under {user home}/.android/adb_usb.ini.
Insert the VID in HEX notation {0x0e79}
If this file does not exist, just create it!
bronzext said:
To get your newly build Apps down to your device you have to use the ADB (Android Debug Bridge). The common way to make your device ready for playing is to download the USB driver package which is included in the SDK Manager.
But these drivers are only for a couple of common mobile devices, so what if you have an ARCHOS 8 like me…. You will still get stuck with a nice…. device not found ….
The first part is easy, Archos in my case, offers his own usb drivers .
After downloading the USB driver I got a shiny “Archos 7 ADB” item under “Android Phone” in my windows device manager. But what is this,…. after restarting the ADB daemon,…. “ADB devices” was only showing an annoying message… “device not found….” Gees.
Hmm, Google is your best friend …… The solution is that the ADB daemon needs also your USB device vendor ID (VID)
If you cannot get it from your device vendor you may look under device manager -> device details -> hardware ID -> USB\VID_xxxx.
The VID for the adb should be placed in a file under {user home}/.android/adb_usb.ini.
Insert the VID in HEX notation {0x0e79}
If this file does not exist, just create it!
Click to expand...
Click to collapse
Dear all suddenly it is solved !!!!!!
Well the sollution was for me to insert the Vendor Id of my box into the $HOME/.android/abd_usb.ini in the hex notation.
After that i have killed the server and restarted it as a normal user.
It is working fine now and the device is shown by the adb devices
Thank you for your help
BR
Gergo
I did not see anybody here mention Knives-And-Forks Tools which is easiest way to Install adb and Fastboot on multiplatform computer. I did it and works like a charm
sz_gergo said:
Dear all suddenly it is solved !!!!!!
Well the sollution was for me to insert the Vendor Id of my box into the $HOME/.android/abd_usb.ini in the hex notation.
After that i have killed the server and restarted it as a normal user.
It is working fine now and the device is shown by the adb devices
Thank you for your help
BR
Gergo
Click to expand...
Click to collapse
hello i have question how to insert vid in hex notation...
digitized007 said:
hello i have question how to insert vid in hex notation...
Click to expand...
Click to collapse
Well therefor you will need an editor. I have used vi , but it is possible to use any editor.
2. step open the file in the editor
3. in a terminal window type " lsusb -v " that will give you the information of all the usb devices
look for the line beginning with idVendor of your device
for me it looks like: " idVendor 0x12d1 Huawei Technologies Co., Ltd."
4. copy the hexcode: 0x12d1 (yours may be another number) into the file
5. save the file
6. restart the server
only that number is needed nothing else
for every device you will get such a code , and each device code should came into a separate line
Hope that helps
br
sz_gergo

[SOLVED] Unable to access with ADB/No RSA Fingerprint Key Window

--Edit--
This is finally solved. There was a problem with my computer's ADB RSA key, so I simply had to delete the key file and rerun ADB and I Received the RSA Key Fingerprint window instantly on my G3.
For the full description of the problem look here:
I'm having issues trying to root my phone. I'm using the ioroot method mentioned here.
I get to "* daemon started successfully *" then nothing. After a lot of troubleshooting I know it's because my phone won't allow access by my computer. I never receive the RSA Fingerprint window allowing my computer access to my phone. Here's what all I've tried:
-Put phone into Internet>Ethernet mode (and I've also tried Internet>Modem, MTP and Camera modes as well just to say I did).
-Enable Developer Options and enable USB Debugging.
-Installed the drivers linked in the ioroot page (I've also downloaded the drivers directly from LG - believe it or not ... it's the same file).
-Installed the Verizon Software Assistant from the phone after connecting to the computer.
-Updated my ADB version with the SDK Manager.
-Used different USB ports on my computer as well as two different USB cables (one of which came with the G3).
-Checked Device Manager, all is as it should be and no unrecognized devices.
When I ran the adb server without the ioroot batch file, typing "adb devices" would return my phone's serial followed by "offline." It did this until I updated ADB; then when typing "adb devices" it would return the serial followed by "unauthorized." I've tried all various methods and combinations of switching adb debugging on and off, switching developer options on and off, installing and uninstalling and reinstalling the LG drivers, unplugging and replugging the USB cable, power-cycling all devices including myself at night, doing these methods with long pauses in between (10 minutes to ensure I wasn't being impatient), scratching my head, drinking more coffee, switching to rum and swearing at all devices but nothing seems to make a difference.
What am I missing?
I've got the Verizon LG G3 in White (LG-VS985W)
Software version VS98510B
Windows laptop running Vista 32 bit (I know I know, "eeew Vista")
I was able to obtain root using a different computer, here's what I tried with my laptop after gaining root to get it and my G3 on speaking terms:
-Deleted the ADB_Keys file on the G3 (/data/misc/adb/adb_key): no change.
-Compared running Windows services between Vista and 8.1 and started services which were running on 8.1 but not vista: no change.
Here was the resolution:
There turned out to be a problem with my laptop's ADB RSA key. I'm assuming my G3 was rejecting a bad key and disallowing my laptop to connect to it via ADB.
ADB saves a key file in one of multiple places on a Windows computer, the first is in the location where adb.exe is (C:\android), the second is in the user's profile (C:\Users\*username*\.android), the third place is in the Windows system files (C:\Windows\System32\config\systemprofile\.android), the file is simply named "adbkey" with no extension. If there is no key file when ADB runs, it will generate one automatically.
Mine was located in my user folder (C:\Users\*username*\.android\). All I had to do was delete the adbkey file (there was also a file named "adbkey.pub" which I deleted as well), restart the adb server in command prompt (adb start-server) and plug my phone in. I instantly received the RSA Fingerprint Key window on my G3 allowing connection between the two devices. Then typing "adb devices" returned my phone's serial number followed by "device" showing it was available. I went back to the C:\Users\*username*\.android\ folder and sure enought there were new "adbkey" and "adbkey.pub" files.
Problem finally fixed!
Here are some VERY useful links which helped me come to this fix:
How ADB enables a secure connection
Reconstructing ADB's RSA key file
Try using this set of Vertizon g3 drivers: https://mega.co.nz/#!58YHAZaQ!yNlgZG1m7toHBZp_0HF1jSQ66gMoZmmiDrNq9W5aJIc
Open the .zip, run the .msi file on Windows.
I do not run the G3's auto-install software when I plug it into the PC.
I do set the G3 to "PTP" USB before initially connecting to the PC.
The adb file in the ioroot "bts" subfolder should be okay to run on Windows.
When the phone is attached to the PC, change its USB connection type to Internet, with submenu type Ethernet. At least on my phone, right when I change the phone connection to Internet/Ethernet is when I get the phone popup to accept the PC's RSA fingerprint.
If I then run "adb devices" on my PC, I'll see the random ID followed by "attached", which means I have a good connection. If this doesn't happen, unplug, then replug, the USB connection at the PC side.
Then I can "cd .." and run ioroot.bat.
Good luck!
markfm said:
Try using this set of Vertizon g3 drivers: https://mega.co.nz/#!58YHAZaQ!yNlgZG1m7toHBZp_0HF1jSQ66gMoZmmiDrNq9W5aJIc
Open the .zip, run the .msi file on Windows.
I do not run the G3's auto-install software when I plug it into the PC.
I do set the G3 to "PTP" USB before initially connecting to the PC.
The adb file in the ioroot "bts" subfolder should be okay to run on Windows.
When the phone is attached to the PC, change its USB connection type to Internet, with submenu type Ethernet. At least on my phone, right when I change the phone connection to Internet/Ethernet is when I get the phone popup to accept the PC's RSA fingerprint.
If I then run "adb devices" on my PC, I'll see the random ID followed by "attached", which means I have a good connection. If this doesn't happen, unplug, then replug, the USB connection at the PC side.
Then I can "cd .." and run ioroot.bat.
Good luck!
Click to expand...
Click to collapse
... no dice.
Ok, I'm switching to my Windows 8.1 machine (my laptop is my server and android-dirty-work machine).
So it worked without hesitation on my 8.1 machine. I used the drivers listed in the ioroot thread (same as the drivers from LG) and the process went off without a hitch. I have no idea why my Vista machine and G3 don't get along but I'll need to figure it out when I do further adb work because I use my laptop for that.
Thank you markfm for the extra drivers.
I'll call this solved for now but if I find out further reasons why it didn't work I'll post it here for others who have similar struggles.
Ok I finally solved this. It turned out there was something wrong with my laptop's ADB RSA key. All I had to do was delete the key file, run the ADB Server and connect the phone. ADB will automatically generate an RSA key if none exists. The RSA key was located in C:\Users\*username*\.android and was simply named "adbkey" with no extension. There was also a file named adbkey.pub (Microsoft Publisher) which I'm assuming is a viewable version of the key. I deleted both of these, re-ran the ADB server and voila I instantly received the RSA Key Fingerprint confirmation window on my G3.
Done and done!
unable to generate RSA key on my MCB
I've read and re-read all the entries addressing this issue. I have a black G3 and am using a 2013 Mac Book Pro. I've followed the instructions to the letter many times but with no success. I'm at a loss. Any ideas would be greatly appreciated.
scooterd said:
I've read and re-read all the entries addressing this issue. I have a black G3 and am using a 2013 Mac Book Pro. I've followed the instructions to the letter many times but with no success. I'm at a loss. Any ideas would be greatly appreciated.
Click to expand...
Click to collapse
You'll have to bear with me because I'm not familiar with Mac file structure.
I would start from scratch. Do all these before trying to run adb again.
On your computer:
-Delete adbkey & adbkey.pub from the .android folder (I'm not sure where that is on a Mac, Home\.android?).
-I'm not sure if Macs have a device manager, but check that your phone is correctly recognized and the drivers are installed properly.
On your phone:
-Ensure you've got developer features unlocked
-Double check that you've got usb debugging enabled.
-Tap the "Revoke USB Debugging Authorizations" button below USB debugging in developer options.
-When you're plugged in be sure to set your connection to Internet >>Ethernet (you'll see the debugging icon in the notification bar if it's connected right).
I know a lot of that is basic and redundant but if it's all done correctly then it should work. If it doesn't work it gives us a good starting point to troubleshoot.
If you want to test it open terminal, change directory to the bts folder in the ioroot folder and start adb (adb start-server), with everything done right you should get the rsa window on your phone right now. Type "adb devices" and see what comes back.
Thanks for the assistance. I never could get anywhere with my MBP so I used Windows. I downloaded the drivers and got the RSA key after revoking all prior authorizations. However, but my computer still won't see my G3 in internet/usb debugging mode. It reads it in MTP, PTP and USB charge mode. But that's it. I've rooted numerous phones before, mostly Samsung, but this one has me stumped. Any ideas?
scooterd said:
Thanks for the assistance. I never could get anywhere with my MBP so I used Windows. I downloaded the drivers and got the RSA key after revoking all prior authorizations. However, but my computer still won't see my G3 in internet/usb debugging mode. It reads it in MTP, PTP and USB charge mode. But that's it. I've rooted numerous phones before, mostly Samsung, but this one has me stumped. Any ideas?
Click to expand...
Click to collapse
Use whatever mode will enable USB Debugging. If Internet>>Ethernet doesn't work then use any other mode that will. It's not necessarily important what mode your phone is in, but what mode will allow USB Debugging. If you have it in MTP, PTP, Camera or any other, and you have the USB Debugging icon in the notification bar, try the "adb devices" command and if it returns "*serial* device" then you should be good to go to root.
Once your phone has enabled USB Debugging and accepted the RSA key from your computer then the connection is made and your phone will accept the ioroot commands.
scooterd said:
Thanks for the assistance. I never could get anywhere with my MBP so I used Windows. I downloaded the drivers and got the RSA key after revoking all prior authorizations. However, but my computer still won't see my G3 in internet/usb debugging mode. It reads it in MTP, PTP and USB charge mode. But that's it. I've rooted numerous phones before, mostly Samsung, but this one has me stumped. Any ideas?
Click to expand...
Click to collapse
Is your phone a Verizon Model (VS985)? I'm assuming not because I don't have PTP mode on my G3. If it's not Verizon, the ioroot method suggests using PTP mode.
Yes it is a Verizon VS985. I bought it last week. I have four options, charge, MTP, internet and PTP when I connect my phone to the PC. I get usb debugging under either ethernet or modem. Device Manegr sees my phone and I get the RSA key. I never get a terminal which let's me know something isn't right. This is truly weird but I won't give up. I'll start over and see what happens. Again, thanks for your patience.
scooterd said:
Yes it is a Verizon VS985. I bought it last week. I have four options, charge, MTP, internet and PTP when I connect my phone to the PC. I get usb debugging under either ethernet or modem. Device Manegr sees my phone and I get the RSA key. I never get a terminal which let's me know something isn't right. This is truly weird but I won't give up. I'll start over and see what happens. Again, thanks for your patience.
Click to expand...
Click to collapse
No problem at all, happy to help! It sounds like you have everything set up properly, however the terminal doesn't open automatically (you need to do it manually). But you shouldn't need to open the terminal to get ioroot to work, after you've unzipped the ioroot.zip file, simply navigate to the ioroot folder, right-click on ioroot.bat and choose Run as Administrator. That should run through the entire process for you.
If you want to test your adb connection (testing not required for ioroot to work) you'll need to open the command prompt manually. Press Windows Key+R, in the run window, type cmd and press enter, this will open the command prompt. When you're in the command prompt, you'll need to change directory to the location of adb.exe in the bts folder inside the ioroot folder. Mine was in a folder named android on my C drive so the address looked something like this: C:\android\ioroot\bts the command you'll type in command prompt would be: cd C:\android\ioroot\bts then press enter. Then you can type adb devices and see if you're connected properly.
Okay. Here's where we are. I did everything you suggested. I got the RSA key and the G3 went into recovery mode. I toggeld down to the appropriate command and hit the power button. The little green guy fell over with the dreaded red triange and I got the message "This version of ioroot does not support your device/firmware combo. Please downgrade to previously supported software version. My G3 is running VS98510B. I can't post in the devlopment section but wonder if a software update prevents root the the version being used. Just a question but at least I know I'm not going crazy.
---------- Post added at 04:33 PM ---------- Previous post was at 03:46 PM ----------
scooterd said:
Okay. Here's where we are. I did everything you suggested. I got the RSA key and the G3 went into recovery mode. I toggeld down to the appropriate command and hit the power button. The little green guy fell over with the dreaded red triange and I got the message "This version of ioroot does not support your device/firmware combo. Please downgrade to previously supported software version. My G3 is running VS98510B. I can't post in the devlopment section but wonder if a software update prevents root the the version being used. Just a question but at least I know I'm not going crazy.
Click to expand...
Click to collapse
You sir are a genious. After changing my USB cord, I'm rooted and all is well in the world. It's always the little things that matter
My Pleasure! It's the little things that matter and the little things that kill!! I'm glad you're finally victorious!:laugh:
EDIT: Nevermind, I got it to work through Internet>Ethernet.
postal302 said:
Is your phone a Verizon Model (VS985)? I'm assuming not because I don't have PTP mode on my G3. If it's not Verizon, the ioroot method suggests using PTP mode.
Click to expand...
Click to collapse
Hi, hope this thread is somewhat still alive. sorry for the late add on... please help.
Sorry I'm a complete moron when it comes to rooting and ADB / RSA stuff and have no idea what exactly i am doing but for some reason my macbook won't allow me to authorize my oneplus. the authorize computer dialog box never pops up however i get a notification when my phone is plugged in that debugging is active. developer options have been reset, multiple usb cables have been used, and authorization has been revoked multiple times as well.
Im not sure how to access my adb settings on mac and when i attempt to go into terminal and try kill-server / start-server commands i get error messages as commands are not recognized.
Any help is appreciated as i can no longer use stock rom on OPO and i can't go about rooting my device
Wrong forum area -- this is for the Verizon LG G3 smartphone.
Same here! WITH NEXUS 7
Tried all the methods and spent almost 20hrs experimenting to retrieve rsa fingerprint, but in vain
Can you please suggest any remedy?
I cant install any os and unfortunately, my status bar and softkeys disappeared after using softkeyz apk...Dont tell to delete dalvaik data and cache[ it didnt work]
Please...
Jesusmaryqueen said:
Tried all the methods and spent almost 20hrs experimenting to retrieve rsa fingerprint, but in vain
Can you please suggest any remedy?
I cant install any os and unfortunately, my status bar and softkeys disappeared after using softkeyz apk...Dont tell to delete dalvaik data and cache[ it didnt work]
Please...
Click to expand...
Click to collapse
It is also possible to overcome the situation, by installing Mobilego software on your PC and follow the instructions accordingly (connecting your android using usb & debugging etc,.). You will get a RSA fingerprint request.. Easy Once it's done, u can close the mobilego software in the PC and open someother software for example Bacon root toolkit for oneplus one etc etc.. Hope this helps
adbkey doesn't exist
I don't know what i did wrong before, but my computer just DOES NOT have adbkey and adbkey.pub anywhere! First, i thought it was my phone's fault. Then, i tested in a different pc, and it worked. How do i generate those keys? There are no helpful answers in the internet yet...

Official "How To" root Lenovo Tab S8-50

Its finally here guys, the moment you've been waiting for, ROOT for the Lenovo Tab S8-50. To Root Your Device, All you have to do is enable developer options/mode by tapping on your build number multiple times. Then navigate to Developer Options and make sure you enable USB Debugging or else your PC wont recognize the tablet. Make sure that you have Installed the proper ADB drivers for your device and its Drivers.
Requirements and conditions:
1-Make sure that your computer is not connected to other Android devices
2-Make sure that you have installed the ADB drivers for S8-50 tablet
3-Make sure that the machine is turned on USB debugging
4-Connect the device to your computer via USB
5-Download the below attached file, extract it, and run the program
6-If all the conditions and requirements are met, after working program closes automatically, the device will reboot automatically and will appear on the unit program SuperSU .
Download Links will be provided at the end of this post ! I/we are not responsible for any harm or damage done to your device during the process of rooting it. If it fails and bricks, that's your fault. I've successfully rooted mine and it was easy.
If you get an error during the rooting process that said "adb server is out of date killing adb server didn't ack" or something like that, there is a way to fix it. Open Task Manager on your PC and try closing adb.exe and restarting it, or just Google the error and you will most likely find a way.
All Credit Goes to its Respectful Owner "Xakep" From Lenovo-Forums.ru.
Requires 7-zip to open or WinRar
Added English version manual on Lenovo-Forums.ru
Hash.H said:
Its finally here guys, the moment you've been waiting for, ROOT for the Lenovo Tab S8-50. To Root Your Device, All you have to do is enable developer options/mode by tapping on your build number multiple times. Then navigate to Developer Options and make sure you enable USB Debugging or else your PC wont recognize the tablet. Make sure that you have Installed the proper ADB drivers for your device and its Drivers.
Requirements and conditions:
1-Make sure that your computer is not connected to other Android devices
2-Make sure that you have installed the ADB drivers for S8-50 tablet
3-Make sure that the machine is turned on USB debugging
4-Connect the device to your computer via USB
5-Download the below attached file, extract it, and run the program
6-If all the conditions and requirements are met, after working program closes automatically, the device will reboot automatically and will appear on the unit program SuperSU .
Download Links will be provided at the end of this post ! I/we are not responsible for any harm or damage done to your device during the process of rooting it. If it fails and bricks, that's your fault. I've successfully rooted mine and it was easy.
If you get an error during the rooting process that said "adb server is out of date killing adb server didn't ack" or something like that, there is a way to fix it. Open Task Manager on your PC and try closing adb.exe and restarting it, or just Google the error and you will most likely find a way.
All Credit Goes to its Respectful Owner "Xakep" From Lenovo-Forums.ru.
Requires 7-zip to open or WinRar
Click to expand...
Click to collapse
Do this root apply to the s8-50F ?
EDIT: This method indeed does work on the S8-50F variant. Was having problems with device staying in adb while running program, but a reboot of pc fixed that and gained root effortlessly. THanks!
Glad It Helped !!!
Hash.H said:
Its finally here guys, the moment you've been waiting for, ROOT for the Lenovo Tab S8-50. To Root Your Device, All you have to do is enable developer options/mode by tapping on your build number multiple times. Then navigate to Developer Options and make sure you enable USB Debugging or else your PC wont recognize the tablet. Make sure that you have Installed the proper ADB drivers for your device and its Drivers.
Requirements and conditions:
1-Make sure that your computer is not connected to other Android devices
2-Make sure that you have installed the ADB drivers for S8-50 tablet
3-Make sure that the machine is turned on USB debugging
4-Connect the device to your computer via USB
5-Download the below attached file, extract it, and run the program
6-If all the conditions and requirements are met, after working program closes automatically, the device will reboot automatically and will appear on the unit program SuperSU .
Download Links will be provided at the end of this post ! I/we are not responsible for any harm or damage done to your device during the process of rooting it. If it fails and bricks, that's your fault. I've successfully rooted mine and it was easy.
If you get an error during the rooting process that said "adb server is out of date killing adb server didn't ack" or something like that, there is a way to fix it. Open Task Manager on your PC and try closing adb.exe and restarting it, or just Google the error and you will most likely find a way.
All Credit Goes to its Respectful Owner "Xakep" From Lenovo-Forums.ru.
Requires 7-zip to open or WinRar
Click to expand...
Click to collapse
The download isn't working for me. It's not downloading as a zip? Any suggestions?
If youre using windows, download a program called 7-zip and downoad the file. right click the root software and click extract here. or open with 7-zip. You could also use winrar. The format of the file is in .7z right ? that means search up http://www.7-zip.org/
Any idea how to unroot?
Not sure. Have you tried the full unroot method in the su app?
__McB__ said:
Any idea how to unroot?
Click to expand...
Click to collapse
SuperSU.apk.....in the setting, unroot, cleanup...
icanttinkofaname said:
Not sure. Have you tried the full unroot method in the su app?
Click to expand...
Click to collapse
jazzespresso said:
SuperSU.apk.....in the setting, unroot, cleanup...
Click to expand...
Click to collapse
Thanks both of you. I ended up returning it, root and all, but I'm sure your suggestion would have worked.
After rooting, has there been anything anybody's been able to do about battery life? I don't imagine there's been any Roms built for this device yet, but didn't know if maybe someone's figured out something that's helped extend their battery life, because when playing certain games like clash of clans for instance, I'm lucky to get an hour and a half of game play, and that's with my brightness turned all the way down. Any suggestions would be greatly appreciated. Thanks
Sent from my Lenovo TAB S8-50F using XDA Free mobile app
This root guide works on s8-50f! thanks Xakep
This is a very easy and usefull root instruction, i rooted my tab s8-50f with no problems.
I followed the steps described and got instant root without any issues.
My machin is windows pc with windows 8.1 pro 32bit. Plug your tab and windows recognized the drivers just make sure your device mngr shows lenovo s850 and you are all set. Then just run the flash tool and it will run in less than a minute your tablet will reboot and your tab will be rooted.
Yes this is probably the easiest I've ever rooted any device in the past. If at first it doesn't take, don't worry it will. Just repeat the process till it does. Thanks Hash.h for putting up this thread and passing along the info
Sent from my Lenovo TAB S8-50F using XDA Free mobile app
Where can I download the ADB drivers for S8-50 from?
I think drivers come with tablet. Try to connect the tablet and it will show CD drive on which is the driver.
error: device offline?
I followed this with no luck. I have adb installed and running "adb devices" shows the tab connected, but when I run the tool "error: device offline" scrolls repeatedly and no root.
Any suggestions?
Thanks
Worked great. Thank you.
Awesome little tablet.
Jirbo said:
I followed this with no luck. I have adb installed and running "adb devices" shows the tab connected, but when I run the tool "error: device offline" scrolls repeatedly and no root.
Any suggestions?
Thanks
Click to expand...
Click to collapse
Tried on another computer and succeeded.
This worked brilliantly...
but then I upgraded my firmware using the in-built system and it de-rooted. Now the exe no longer works.
New firmware is S8-50F_S000200_150121_ROW
Exe -appears- to run well, but appears to fail on the last command. Unfortunately it disappears off the screen before I can check the exact nature of the error. It appears to go fine until the final attempt to copy the SU binary into place fails with a 'File not found' error.
I've also tried the other method here:
http://forum.xda-developers.com/general/rooting-roms/guide-lenovo-s850-row-t2927400
The flashtool fails to find the device (I know the drivers are installed), so I'm unable to install the new boot image.
ADB shell fails
mount -o remount,rw /system
with the response
mount: Operation not permitted
so none of the 'push' operations will complete as the /system folder is read-only.
Any suggestions?
moogthedog said:
This worked brilliantly...
but then I upgraded my firmware using the in-built system and it de-rooted. Now the exe no longer works.
New firmware is S8-50F_S000200_150121_ROW
Exe -appears- to run well, but appears to fail on the last command. Unfortunately it disappears off the screen before I can check the exact nature of the error. It appears to go fine until the final attempt to copy the SU binary into place fails with a 'File not found' error.
I've also tried the other method here:
http://forum.xda-developers.com/general/rooting-roms/guide-lenovo-s850-row-t2927400
The flashtool fails to find the device (I know the drivers are installed), so I'm unable to install the new boot image.
ADB shell fails
mount -o remount,rw /system
with the response
mount: Operation not permitted
so none of the 'push' operations will complete as the /system folder is read-only.
Any suggestions?
Click to expand...
Click to collapse
Same problem here. Lost root after the last update and now I can't get either root method to work.

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