Strange problem with ADB debugging - Android Q&A, Help & Troubleshooting

Hello All,
I have strange problem with ADB debugging on my Smartwatch ASUS ZenWatch 3.
I´m on AW2.0 and I tryed custom AW2.0 kernel from here:
https://forum.xda-developers.com/zenwatch-3/development/rom-asus-zenwatch-3-swift-t3537340
and all working fine except ADB debuging and ADB commands.
If I enable ADB debuging in developer option and plug my watch to the computer I not see any confirmation dialog about allow ADB. And I see only unauthorized device after ´adb devices´.
With stock kernel all worked fine.
For now I´m on stock recovery and I can´t use ADB commands in recovery. It´s totally..........
I need working ADB commands and main problem is missing confirmation dialog... not pop up....
I tryed everything.... Enable/disable ADB, rewoke ADB, restart computer and watch, new ADB drivers, start and kill ADB server, factory reset, delete RSA key... Nothing works for me
I tryed debugging over wifi and Bluetooth and same problem... Allow ADB dialog not pop up
And my watch is unauthorized...
I tryed also another computer and same situation...
Maybe some problem in kernel? Because ADB is enabled by default... I don't know...
Is there any other way to get working ADB commands?
Maybe some bypass?
Please could you help me? Thank you very much

Related

[Q] abd copnnection problem/linux

Hi:
I was having problems with my watch this morning that required me to reset it. After that I became a developer and turned on ADB debugging. I have some settings that I need abd to set, and so I tried to connect it. When I first connected it to my linux computer I got:
[[email protected] Gwatch]# adb devices
List of devices attached
04f7f0fe01a27d20 offline
Click to expand...
Click to collapse
I turn off and on adb, rebooted the watch, and moved it to another USB port. Now the watch open a card that says "Allow debugging? Open your companion device to allow debugging". I have no idea what to do with this. The computer still says that it is offline.
What do I do now?
The watch is running 5.0.2 and is rooted. The computer CentOS 7. This was working before I did the reset.

[Q] [LG VS930] Unable to get ADB commands to work

Alright, I've tried installing the drivers from Verizion and also using the drivers from the Android SDK and either way I have the same problem. ADB devices shows my phone, however whenever I try to push, pull, or reboot (the only commands I have any use for atm) the command prompt hangs like it's trying to access the device but no matter how long I leave it the device will not reboot, nor will any files appear in the correct folders on either the device or my computer.
I'm trying to root my phone and this is a pretty major roadblock.
Note:
USB Debugging enabled
ADB drivers installed
Phone shows up on "adb devices"
There is no error or any other output in the console. The best way to describe this problem is that ADB hangs.
I'm running Windows 8.1 and my phone is running Android 4.1.2
Also, I don't know if this is normal but, In order to get the notification that "USB debugging connecting" I have to use the internet connection option on the phone. When using MTP, Charge only and PTP that message doesn't appear and I don't see an ADB device show up in device man.
Things I've Tried
Uninstalling all Android drivers and redownloading/installing them after restart
Restarting my phone multiple times
Running adb kill-server / adb start-server
Changing USB ports7
Thanks!
Try installing drivers from LG. This seems the right one but double check:
http://www.lg.com/us/support-mobile/lg-LGVS930

Le X820 - USB permissions and ADB?

Hello All,
Just picked up the Le Max 2 last week (Le X820), what a fantastic phone!
My question though. I have enabled USB debugging on, but cannot get ADB to connect in fastboot? For some reason when I plug it into the PC it only brings up PTP, MTP or charge only. No matter which I pick the phone never asks for authorisation as my other phones do? This I’m guessing is why ADB can’t see it?
I’ve tried toggling it on and off and revoking permissions etc., but no joy.
bump
Same problem with my Le X821 (Indian)
manic_minor said:
Hello All,
Just picked up the Le Max 2 last week (Le X820), what a fantastic phone!
My question though. I have enabled USB debugging on, but cannot get ADB to connect in fastboot? For some reason when I plug it into the PC it only brings up PTP, MTP or charge only. No matter which I pick the phone never asks for authorisation as my other phones do? This I’m guessing is why ADB can’t see it?
I’ve tried toggling it on and off and revoking permissions etc., but no joy.
Click to expand...
Click to collapse
Even I face the same problem, I have enabled usb-debugging and toggled between Charge only and MTP, still ADB does not list my device
Any ideas folks? SDK dev' kit installed. ADB and fast-boot installed. USB debugging on? Have also tried the USB driver cleaner and the universal android USB drivers.
Also tried the adb wireless app,no go?
I am also having this issue.
I have used the Google Generic Driver for Android
I also couldn't get adb working from the booted into normal rom state. But fastboot worked ok from fastboot mode for me.
I had attempted to NOT even look up fastboot devices. I actually honestly proceeded with "adb reboot bootloader" then "fastboot flash recovery recovery.img" BUT instead of recovery.img I downloaded directly from Twrp "twrp-3.0.2-1-x2" and flashed that and it all worked out.
FIXED
****************FIXED*******************
Took a clean intall of Win 10. Permissions popped up after plugging in phone. Now rooted.

Broken Screen - Adb unauthorized - Need access

Hi, first of all sorry for the spelling, i'm from Argentina and my english is not the best.
i have a samsung s3 phone with a broken screen. I think also the touch-system is broken.
I want to access the device via VNC to configure it as a media server, or a camera or maybe buy the mhl cable and use it as a smart-tv.
I tried to install every app available but all of them requires me to authorize the adb interface (i have it enabled).
on the adb command linethe phone shows as "unautorized"
i tried the solution of rebooting the phone on recovery-mode and change the adb hosts files to have it autorized with no luck.
In my several tests i think i broke the download mode and recovery mode because now it doesn't seems to reboot in those modes, it always boots in normal mode no matter wich keys i press.
So, now i have a working cyanognemod rom (i don't remember wich version, if it's a 5.0 or 6-0 rom).
I don have acces to recovery mode.
I dont have access to download mode.
I don't have wifi connected.
I have adb enabled.
I dont have adb autorized.
I tried the vysor app, the teamviewer app etc.
Is there any app to access the phone (vnc, or edit system files remotely) without autorize the adb interface?
I bought a usb-jigg (it on its way) but i think it wont help, maybe it will allow me to enter download mode, but if i flash a new stock or custom rom i will be in the same place, because i dont have a way to autorize adb whitout a working screen
So, i woinder if there's an app or script to authorize adb, or directly to access the phone wihout having to enable it
Thank you in advance
Greetings
Is there a list on the phone of authorised computers for adb communication?.
Some devices have a popup that asks if adb is allowed for that pc when you connect via usb.. You might have accidentally blocked it or even missed the prompt..
A shot in the dark but worth a try!.
Beamed in by telepathy.
shivadow said:
Is there a list on the phone of authorised computers for adb communication?.
Some devices have a popup that asks if adb is allowed for that pc when you connect via usb.. You might have accidentally blocked it or even missed the prompt..
A shot in the dark but worth a try!.
Beamed in by telepathy.
Click to expand...
Click to collapse
i tried that with an usb-otg adapter and a mouse with no luck
i can't find any possible solution. There has to be one.
i think there must be an app or script to authorize adb
Hello, did you find any solution on this issue? I have a Samsung phone with a broken screen, I can access the system via twrp via adb shell. but I don't know how I can integrate a vnc server. I will be glad if you help. thanks

Adb unauthorized

Hi, i've tryied to install andromeda with substratum but when i enable usb debug wont show any autorization dialog and "adb devices" says "unauthorized".
I've tryied to revoke permission deatch and reattach the cable or disable and re enable debug mode, but nothing to do
Did you get some kind of message on the phone about the connection needing you to accept it? I enabled usb debuging and adb wasn't authorized. I looked at the phone and it had a message I need to click on about a trusted connection or something and once I did that adb connected and did what I needed.
I was able to install - got the ADB pop up about devices - clicked and then installed the Andromeda ap (after installing substratum) my problem is that I can't get the Sumbstratum themes to stick - not sure what I am dong wrong - probably user error...but anyway - good luck getting yours connected.
Solved with other pc
What if we are not able to use anothe PC for the process?
How can we reset the ADB log in the PC that was refused in the first place?
Thanks!

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