EMUI 4.1 Huawei Sensa H715BL boot loader - Android Q&A, Help & Troubleshooting

Has anybody ever gotten this boot loader to unlock on this specific model ? Ive been trying for days and I have the unlock code that DC unlocker furnished. ADB keeps saying failed and it sees my device. It has a funny boot loader with limited options, not like your normal boot loader. I would really like to unlock it and install twrp. Ive had great success with other phones and tablets but this one here is a booger. Any feed back or solutions would be great. Love this phone.just not EMUI...

Huawei Sensa on sale for $19.99 Refurb
I am looking for the same answers. I bought 5 of these phones at $20 each refurbed. I would like to use them for fun/stupid projects. Root would be required for some of my projects. TWRP would be very nice as well. If any one has any insight. I got on huawei support chat. They claim it is a Snapdragon 615 Soc , it is underclocked to 1.2Ghz to keep the heat issues to a minimum.
https://shop.straighttalk.com/shop/en/straighttalk/phones/st-huawei-sensa-lte-reconditioned

This phone have a root method ? H715BL version
ANYONE ?

Same question here. I got as far as getting a boot unlock code. I can't seem to get into fastboot. Oem Unlock is turned on. I did Volume down+Power from off, and I tried Volume down + inserting usb cable. No luck. I also ran the adb command "reboot bootloader". Still no fastboot.
When I run fastboot command while in the screen with the little android (volume down + Power) the phone is listed but "fastboot oem unlock" fails as an unknown command.
Do we really need to unlock the bootloader for root? Isn't it just for Twrp? I can do without Twrp since I'll have other rooted backup methods. I'll try a few root apps and see I guess.

gggirlgeek::: how did you manage get bootloader unlock code

To unlock bl need latest platform tool sdk to send fastboot commands

gggirlgeek said:
Same question here. I got as far as getting a boot unlock code. I can't seem to get into fastboot. Oem Unlock is turned on. I did Volume down+Power from off, and I tried Volume down + inserting usb cable. No luck. I also ran the adb command "reboot bootloader". Still no fastboot.
When I run fastboot command while in the screen with the little android (volume down + Power) the phone is listed but "fastboot oem unlock" fails as an unknown command.
Do we really need to unlock the bootloader for root? Isn't it just for Twrp? I can do without Twrp since I'll have other rooted backup methods. I'll try a few root apps and see I guess.
Click to expand...
Click to collapse
Please use latest platform sdk tools and run fastboot from there

Gggirlgeek:: Maybe fastboot reboot recovery … then from recovery reboot bootloader. I guess it can work just that i not have unlock code yet

Related

[Q] Failed fastboot oem unlock

So, I have an Atrix 4G (2.3.6) and decided to try rooting in order to install a proper adblock. I'm a bit new to Android so I did some careful research and I found some tutorials that showed to do a fastboot oem unlock.
But I guess the Atrix doesn't unlock from a straight fastboot oem unlock command? Because it now boots directly to the fastboot screen with a "(ap) fastboot flash mode (s) flash failure" error.
I can get it to boot normally by holding the volume and power buttons and selecting 'normal' but that is a pain and can only be done with a good charge on it.
I'm going to say I don't know what I'm doing here. First and foremost I'd like to restore a normal boot, though I wouldn't mind knowing what to do from here to properly root it.
Lt.bird said:
So, I have an Atrix 4G (2.3.6) and decided to try rooting in order to install a proper adblock. I'm a bit new to Android so I did some careful research and I found some tutorials that showed to do a fastboot oem unlock.
But I guess the Atrix doesn't unlock from a straight fastboot oem unlock command? Because it now boots directly to the fastboot screen with a "(ap) fastboot flash mode (s) flash failure" error.
I can get it to boot normally by holding the volume and power buttons and selecting 'normal' but that is a pain and can only be done with a good charge on it.
I'm going to say I don't know what I'm doing here. First and foremost I'd like to restore a normal boot, though I wouldn't mind knowing what to do from here to properly root it.
Click to expand...
Click to collapse
what steps did you take? fastboot oem unlock only works when the bootloader isn't locked anymore. By default, manufacturers lock their bootloaders so also with motorola you need to unlock it first. There are some ways to do this, the sbf method and whatnot but it's not really idiotproof.
Is all you did the fastboot oem unlock? else you might want to relock it by "fastboot oem lock" and just root your phone if you don't want to go custom rom
Have you tried this: - http://forum.xda-developers.com/showthread.php?t=1182871

[Q] Asus TF103C Bootloader Unlock

I recently purchased 2 Asus TF103C stocked with Android 4.4.2 and running on an Intel processor. I'd like to load a custom OS/ ROM to them for work however I have not had any success finding a process that allows me to do so. I have managed to root the tablet successfully but that is the extent of my accomplishment to date. I understand that this is a fairly new device and not much has been uncovered yet to achieve this task. Asus is also hesistant to release an unlocked bootlooder update. If anyone is aware of a process whether through adb or the likes please raise your voice to help the community out on this one.
Vibestarter said:
I recently purchased 2 Asus TF103C stocked with Android 4.4.2 and running on an Intel processor. I'd like to load a custom OS/ ROM to them for work however I have not had any success finding a process that allows me to do so. I have managed to root the tablet successfully but that is the extent of my accomplishment to date. I understand that this is a fairly new device and not much has been uncovered yet to achieve this task. Asus is also hesistant to release an unlocked bootlooder update. If anyone is aware of a process whether through adb or the likes please raise your voice to help the community out on this one.
Click to expand...
Click to collapse
Before following steps bellow mentioned don't forget to install USB and ADB drivers
Also download minimal ADB and Fastboot tools ( for links use google search its easily available)
Configure your compute for fastboot Enable USB debugging on the device.
Connect the device to the computer through USB.
From a terminal on a computer, type the following to boot the device into fastboot mode
$*adb*reboot bootloader
Once the device is in fastboot mode, verify your PC sees the device by typing*
fastboot devices
If you don't see your device serial number, and instead see "<waiting for device>",
fastboot is not configured properly on your machine.
If you see "no permissionsfastboot", try running
fastboot as root.
From the same terminal, type the following command to get info of the bootloader:
fastboot oem-info
To unlock type
fastboot oem unlock
And press enter
May this will unlock your boot loader in general
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fastboot oem unlock Failed
The-Immortal said:
Before following steps bellow mentioned don't forget to install USB and ADB drivers
Also download minimal ADB and Fastboot tools ( for links use google search its easily available)
Configure your compute for fastboot Enable USB debugging on the device.
Connect the device to the computer through USB.
From a terminal on a computer, type the following to boot the device into fastboot mode
$*adb*reboot bootloader
Once the device is in fastboot mode, verify your PC sees the device by typing*
fastboot devices
If you don't see your device serial number, and instead see "<waiting for device>",
fastboot is not configured properly on your machine.
If you see "no permissionsfastboot", try running
fastboot as root.
From the same terminal, type the following command to get info of the bootloader:
fastboot oem-info
To unlock type
fastboot oem unlock
And press enter
May this will unlock your boot loader in general
Press Thanks Button If You like My Work & Posts?
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Hello, I tried your command suggestions to unlock the bootloader and they failed. The command 'fastboot oem-info' does not return anything and 'fastboot oem unlock' returns RESULT: FAIL (unkown OEM command) on the tablet and in the cmd window. Thanks for the suggested attempt nonetheless.
Still having this problem
fastboot oem unlock fails on the TF103C and it says RESULT:FAIL(unknown OEM command). It would be great if Asus could release a tf103c_unlock.apk utility like they have for other Asus tablets (for instance the TF701T has tf701_unlock.apk which works).
Asus, please help!

I cannot get fastboot to detect my device.

I have the Huawei Ascend Y300-0151 and am trying to unlock the bootloader, in which I cannot get through their website because it's really buggy and won't accept my information.
So these are the steps I've taken:
- Download SDK Manager and install platform-tools and Google USB Driver
- Boot my phone up and connect to the PC
- I can run the command 'adb devices' and my device shows with a unique ID.
- Boot my phone into recovery/download mode (purple screen).
- Connect my phone, the PC detects it.
- However, when I run the command 'fastboot devices', nothing shows up.
Yes, I have installed a driver for my device and it's now showing as Android Bootloader Interface.
I've run out of ideas and have been googling for answers for a very long time, but to no avail.
Any help would be greatly appreciated, thanks!
illquo said:
I have the Huawei Ascend Y300-0151 and am trying to unlock the bootloader, in which I cannot get through their website because it's really buggy and won't accept my information.
So these are the steps I've taken:
- Download SDK Manager and install platform-tools and Google USB Driver
- Boot my phone up and connect to the PC
- I can run the command 'adb devices' and my device shows with a unique ID.
- Boot my phone into recovery/download mode (purple screen).
- Connect my phone, the PC detects it.
- However, when I run the command 'fastboot devices', nothing shows up.
Yes, I have installed a driver for my device and it's now showing as Android Bootloader Interface.
I've run out of ideas and have been googling for answers for a very long time, but to no avail.
Any help would be greatly appreciated, thanks!
Click to expand...
Click to collapse
Given that your attempting to unlock the bootloader of your Huawei device, you should probably send an email to Huawei support requesting for your bootloader unlock code (thats what I did and they replied asking for my device information, and I gave it to them to which I then got my unlock code). For ADB to work you need to boot into fastboot mode, not recovery, then simply use the bootloader unlock code with the following command in cmd: fastboot oem unlock <insert your code here>
And then your done. Be cautious when unlocking your bootloader as you should make sure you have your developer options enabled and the "allow bootloader to be unlocked" option enabled as well.
LaserOP said:
Given that your attempting to unlock the bootloader of your Huawei device, you should probably send an email to Huawei support requesting for your bootloader unlock code (thats what I did and they replied asking for my device information, and I gave it to them to which I then got my unlock code). For ADB to work you need to boot into fastboot mode, not recovery, then simply use the bootloader unlock code with the following command in cmd: fastboot oem unlock <insert your code here>
And then your done. Be cautious when unlocking your bootloader as you should make sure you have your developer options enabled and the "allow bootloader to be unlocked" option enabled as well.
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Click to collapse
I have e-mailed them 2 weeks ago and they are not replying. You're meant to do it through their website, but as I've said, I supply the correct information and it either re-directs to a page that is not there or says I am not entering my information correctly when I've done it over and over again.
The purple screen is fastboot mode isn't it? Because that's the screen I'm entering the commands in, but it's not showing up. I cannot enter in a code for fastboot oem unlock because my device will not be recognized by fastboot in the first place.
So before I am to unlock my bootloader, I'm trying to get my device recognized by fastboot.
illquo said:
I have e-mailed them 2 weeks ago and they are not replying. You're meant to do it through their website, but as I've said, I supply the correct information and it either re-directs to a page that is not there or says I am not entering my information correctly when I've done it over and over again.
The purple screen is fastboot mode isn't it? Because that's the screen I'm entering the commands in, but it's not showing up. I cannot enter in a code for fastboot oem unlock because my device will not be recognized by fastboot in the first place.
So before I am to unlock my bootloader, I'm trying to get my device recognized by fastboot.
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Click to collapse
You can send them an email to get the unlock code, trust me, thats what I did. Maybe try contacting them via their support section of their site if you didn't do so last time.
By the "purple screen" do you mean the screen with options such as "HBOOT", "Fastboot", "Reboot" etc.? The "fastboot devices" command should work if it is recognised by the command "adb devices"
LaserOP said:
You can send them an email to get the unlock code, trust me, thats what I did. Maybe try contacting them via their support section of their site if you didn't do so last time.
By the "purple screen" do you mean the screen with options such as "HBOOT", "Fastboot", "Reboot" etc.? The "fastboot devices" command should work if it is recognised by the command "adb devices"
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Click to collapse
I'll give it a go again, thanks.
By purple screen, I mean holding down the power button and both volume control buttons and the screen boots into a purple screen. Just a purple screen, that's it. I can boot into two other modes by holding down the power button and the volume up button and another by holding the power button and volume down button. I don't have a boot mode that displays any options as you've listed above.
EDIT: I'm in fastboot mode now! It was the mode where you hold down the power button and volume down button. Hahaha. I'll let you know how I get on with unlocking the bootloader. Thanks for your help
No problem, if you found my replies helpful please press the thanks button! It is much appreciated!

Can not get into bootloader mode to use fastboot.

For the life of me I can not get my wife's phone into bootloader mode. I have read tons of threads that all say to either hold down power and vol down OR plug in the usb cord (connected to computer) while holding the vol down button.
The power+vol down results in the recovery mode and the other causes a vibration then goes to the %charging screen.
I have adb working cause it returns the device number and also reboots... BUT neither <adb reboot recovery> OR <adb reboot-bootloader> does anything but reboot normally.
Here's the deal, I am trying to get her stock phone to run Android Pay but it fails the safety net. There is a chance that I unlocked the bootloader but without having access to fastboot I can't run <fastboot getvar unlocked> to check.
So my questions are:
Is there some way to get into fastboot that I am missing?
Is there a way to know if the bootloader is unlocked besides fastboot command?
Any thoughts on reasons a stock phone would fail safety net besides the unlocked bootloader is welcome also.
Thanks.
PS. This V-10 in nothing like ny Nexus phones. LOL

cant get into bootloader!!

Hey all i dont know what the deal is but ive got an lg g5 that just will not boot to the bootloader. I've tried factory resetting it and all the methods to get to bootloader just reboots the phone fully. Adb reboot booloader, key combos, nothing seems to work. Any ideas??
First, connect your smartphone with your PC; plug in the USB cord in order to establish the connection.
On your computer access the Android SDK folder.
From there open a command prompt window: press and hold the Shift keyboard key while right clicking on any blank space.
Next, in the cmd window type “adb reboot bootloader” and wait while the bootloader mode is displayed on your smartphone
That's basically what I did and worked first time..make sure the adb and fastboot package is installed and open the command window from that folder
russy23 said:
First, connect your smartphone with your PC; plug in the USB cord in order to establish the connection.
On your computer access the Android SDK folder.
From there open a command prompt window: press and hold the Shift keyboard key while right clicking on any blank space.
Next, in the cmd window type “adb reboot bootloader” and wait while the bootloader mode is displayed on your smartphone
That's basically what I did and worked first time..make sure the adb and fastboot package is installed and open the command window from that folder
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Did all that.. I mean I've flashed custom recoveries and roms to other phones before and never really had a problem i couldn't google..this has me stumped. It simply refuses to even access the bootloader.
If it helps it was a koodo phone and is running the latest official patch from lg on nougat. The only thing i could find online was that sprint supposedly removed all access to the bootloader on theirs, but i cant find any real info on that either. It reboots when i send the adb reboot bootloader but its like fastboot just isn't there..?? It reboots right back to the android home screen. Ive tried all possible key combos as well... Ugh
Which model is it..mines the h850
Ive got the h831
I think I've sort of answered my own question. From browsing the forums it appears the Canadian variant has the bootloader locked down and inaccessible, which would explain a lot..lol.. I really hate when this kind of thing is done to the consumer...ugh. Back to xiaomi i guess lol
bproulx said:
... has the bootloader locked down and inaccessible, which would explain a lot..lol.. I really hate when this kind of thing is done to the consumer...ugh. Back to xiaomi i guess lol
Click to expand...
Click to collapse
Interesting - my xianomi hat an locked bootloader and i had to ask for permission (for the phone I bought!) to unlock the bootloader.
LG is also locked, but the unlocking procedure is way easier.
logg.sar said:
Interesting - my xianomi hat an locked bootloader and i had to ask for permission (for the phone I bought!) to unlock the bootloader.
LG is also locked, but the unlocking procedure is way easier.
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Unless you're from Canada apparently ..lol

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