Screen broken and no diaplay - Android Q&A, Help & Troubleshooting

Hi
Have honor 8 Pro. Screen broken and no display but phone is on only.
Need to take backup.
Adb don't show devices. Can't accept USB debugger
External display via type also don't work.
Mtp is not getting enabled when connect cable

@madroamer
I guess you'll not have any luck, this because USB mode ADB is basically the door to any Android device. Also take note that MTP only works if this USB mode got enabled on Android device.

madroamer said:
Hi
Adb don't show devices. Can't accept USB debugger
External display via type also don't work.
Mtp is not getting enabled when connect cable
Click to expand...
Click to collapse
If your bootloader is unlocked it might help, but this case smells like secure startup and I don't know if is it possible to bypass it by changing the boot, system, etc - whatever...

Used the USB-C to USB adapter from computer and connected a mouse to your phone. When the lock screen of your phone appeared, pit the code to unlock the screen. With this your will unlock the phone and turn on USB sharing.

Related

How to enable USB debugging if touch doesn't work

I bricked my phone so now touch doesn't work on my Galaxy S3. I want to use a windows tool Android Screencast so that I could still use my phone from my PC before I get the replacement part.
To be able to use it I have to enable USB debugging on my phone so that ADB will recognize my device. But as I said I cannot use touch screen. So is there another way to enable USB debugging? Or is there a ROM that has this function pre enabled?
alesko007 said:
I bricked my phone so now touch doesn't work on my Galaxy S3. I want to use a windows tool Android Screencast so that I could still use my phone from my PC before I get the replacement part.
To be able to use it I have to enable USB debugging on my phone so that ADB will recognize my device. But as I said I cannot use touch screen. So is there another way to enable USB debugging? Or is there a ROM that has this function pre enabled?
Click to expand...
Click to collapse
USB OTG cable + USB Mouse

Allow usb debugging broken display

Hi there,
I have a samsung galaxy s3 i9300 with broken display and I need to run a software to recover deleted files on the memory of the phone. This software requires to doo usb debugging to the phone in order to do its job. I was already able to enable it changing buold.prop using adb in recovery mode. Now the phone waits for the user to touch the "ok" button in order to allow the pc, unfurtunately my display is broken so I can't do it. Do you have any idea on how to let the phone accept adb/usb debugging connections from my pc, or to completely disable the confirmation box and accept the requests automatically?
Does your touch screen still register touch? If so, I'd try borrowing same model of phone from a friend, connecting it to computer to see where exactly is the OK button, then try to tap same location on the broken screen of your phone>

USB Connection does not work - can I still unlock and flash?

Hello there!
I own a Xiaomi Redmi Note 4. It works quite well but I want to flash a custom ROM. Before I can do that I have to unlock my phone. To do this I must connect my phone to the computer. This is where the trouble begins.
A few weeks ago, I replaced the display because it was broken. I really really took care to avoid doing any harm to the phone - and I think I did a pretty good job. The new display works flawless, like if there was never an issue with it.
BUT: Today I connected the phone via USB - and my computer won't recognize it anymore. I get a message from Windows, telling me that the USB device was not recognized and I should connect the device again. My phone also doesn't show me the USB options like before (charging, data transer). To solve this problem i already tried:
- another USB port
- another USB cable
- another PC
- phone reset
- uninstall and reinstall driver in the device manager
The device manager of Windows gives me the following output at the USB device properties:
"Windows has stopped this device because it has reported problems. (Code 43)
An error occurred while requesting the USB device descriptor."
I don't know whats wrong, but I can live with it. The question is: can I still unlock and flash my phone without USB?
I have the same issue and my phone charges only in TWRP
me too, i have the same problem, i change the usb hub, flat,...bat still not working!
I have same problem. Did anyone found solution?
for enabling OTG, root needed
run adb shell, use any terminal app,
Code:
su
setprop persist.sys.oem.otg_support true
this only enables OTG support.
USB MTP, ADB support not working. (phone usb to computer connecting issue)
I think switching to stock rom will solve this.

Moto E2 2nd Generation 3G (XT1506) Usb Debugging Help Please !!!

Hello, I Have A Moto E2 2nd Generation Which Boots Up Completely Fine, But Its Display Is Gone. And I Cannot See Anything In Its Screen (But I Am Sure That It Boots Up) So, I Wanna Enable Usb Debugging And Mirror Its Screen In My Pc. But I Am Not Able TO Enable It. Once I Saw Something That Requires To Boot In Recovery Mode And From There We Can Enable USB Debugging But I Am Not Able To Go To Recovery Mode (But I Can Go In Fastboot Mode) Please Help I Wanna Do This, The Thing Shown In This Forum To Recover My Phone
https://forum.xda-developers.com/galaxy-s2/help/bypass-secure-usb-debugging-prompt-t2965462
But I Cannot Please Help!!
@YoYo178
On PC run
Code:
fastboot devices
to check for a valid connection. If phone is connected via USB with PC run
Code:
fastboot reboot
to leave fastboot mode ( means re-start phone normally )
Afterwards run
Code:
adb devices
to check for an established connection. If a connection got successfully established
then you force phone to run in adb-mode
Code:
adb shell "svc usb setFunctions adb"
adb reboot
Now you should be able to recover phone's user data. For example
Code:
adb pull /sdcard/DCIM %TEMP%
Code:
fastboot devices
yes it shows, done.
Code:
fastboot reboot
yes it reboots too.
Code:
adb devices
nah nothing shows in adb devices (USB Debugging Isn't Enabled)
And I Do Not Want To Recover Data, I Want To Mirror Its Screen. Well, There Is A Lil Bit Of Data Too.
I Want To Enable USB Debugging And
Code:
push adb_keys
file Which i got From A Authorised Device.
@YoYo178
You can't enable USB debugging by means of ADB: Having USB debugging enabled is THE requirement to make use of ADB.
YoYo178 said:
yes it shows, done.
...
Too.
I Want To Enable USB Debugging And file Which i got From A Authorised Device.
Click to expand...
Click to collapse
Hi there, I had the exact same problem with my moto e 2nd Gen LTE (surnia). First of all this isn't a software issue, it's a hardware one ! Displays on some of those phones were faulty and I had to take it to repair it (just to clarify).
I had an immense chance because just before that I installed a screen mirroring app. I opened it through Google now (it was 6 years ago lol) and blind clicked because I remembered the layout of the app.
If you didn't have that chance you can try with USB OTG cable to HDMI port, and connect your phone to a PC with an HDMI cable. I didn't tried that on mine, so idk if HDMI through OTG works. Good luck with that :good:
Raiz said:
Hi there, I had the exact same problem with my moto e 2nd Gen LTE (surnia). First of all this isn't a software issue, it's a hardware one ! Displays on some of those phones were faulty and I had to take it to repair it (just to clarify).
I had an immense chance because just before that I installed a screen mirroring app. I opened it through Google now (it was 6 years ago lol) and blind clicked because I remembered the layout of the app.
If you didn't have that chance you can try with USB OTG cable to HDMI port, and connect your phone to a PC with an HDMI cable. I didn't tried that on mine, so idk if HDMI through OTG works. Good luck with that :good:
Click to expand...
Click to collapse
yes i know it is a hardware fault. i want to enable USB Debugging And For That i Need To Go In Recovery Mode Which i Don't Know How To. So Just Tell Me How to Go To Recovery Mode In Moto e 2nd generation 3g Also, My Phone Is 3g Variant Which Doens't Support OTG.
I Have A Question.
What If I Download Stock Rom And Then edit build.prop (idk, somehow) To Enable USB Debugging And Then Flash It?
YoYo178 said:
yes i know it is a hardware fault. i want to enable USB Debugging And For That i Need To Go In Recovery Mode Which i Don't Know How To. So Just Tell Me How to Go To Recovery Mode In Moto e 2nd generation 3g Also, My Phone Is 3g Variant Which Doens't Support OTG.
I Have A Question.
What If I Download Stock Rom And Then edit build.prop (idk, somehow) To Enable USB Debugging And Then Flash It?
Click to expand...
Click to collapse
Sorry to hear it doesn't have OTG, I won't be able to help any further as I'm not experimented enough in that field, hope someone else will do tho.
Have a nice day anyway

Remove lock or enable usb debugging on non-rooted phone (Read data inside a locked phone)?

So i forgot the PIN number on my old phone which was not rooted, had no recovery software (Cwm, Xrec, etc.) installed on it, and has usb debugging and auto-mount disabled. We don't know the google account associated with the phone. Basically all I have is the phone and a usb cable. Is there a way to get the user data out of it? Adb won't recognise the device btw. I do apologise if it's a stupid question. The phone automatically connected to the wifi, and I'm on Linux, if that helps. But I managed to get into recovery but adb only recognises the device in sideload mode. The files inside the phone is extremely important to me because it contain photo of my family member that were passed away.
Phone: Vivo V7 Plus
I wanted to try brute-force the PIN with program but unfortuntely the phone will cool down for 7000 second (3hours+)
A phone typically knows of 2 USB modes: ADB & MTP. If MTP mode was enabled and phone supports a USB-C connection then it should be possible to fetch the user-data you're interested in.
jwoegerbauer said:
A phone typically knows of 2 USB modes: ADB & MTP. If MTP mode was enabled and phone supports a USB-C connection then it should be possible to fetch the user-data you're interested in.
Click to expand...
Click to collapse
Hi, first of all thanks for your respond. In order to enable MTP i need to have the phone unlock right? how can i enable MTP if the phone is locked ?
All I know is that ADB is the door to any Android device and nothing than that.

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