No Touch-Screen - Xiaomi Mi 8 Lite Questions & Answers

Good afternoon, I followed the steps of a tutorial on YouTube to install TWRP on my Mi 8 Lite, installed normally, however, when the phone is restarted, it opened the PB and not in TWRP, in addition the Touch-Screen does not work anymore, I installed several versions of TWRP, reinstalled Android with Miflash and the Touch-Screen does not work again, can someone help me?

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Leagoo m8 pro random rebooting problem

hi tech gurus, am having problem with this device, the device details are:
name: leagoo m8 pro
Android version: 6.0
ram:2GB
ROM:16Gb
chip: Mt6737M
processor:armv7
SDK:23
HOW THE PROBLEM STARTED
on the night of the day I bought the phone I decided to root it because I wanted to change the font and of course use xposed modules, I successfully rooted the phone, changed font successfully with ifont, now the only left is to install xposed framework, so I read all the info at the xposed thread, to know more about my device I downloaded CPU z, and mobile uncle, which said my device arm version is just arm.
I down xposed flashable zip in the arm category, which is v87, and it's The latest their till now.
I flash the zip file, everything went successfully via twrp v3.1.1 then I clicked reboot, phone switched off came on and displayed the white leagoo text, it was stucked there for like 12mins I coudnt wait any longer, so I removed and inserted the battery booted into twrp and wiped the cache, data, system and davilk cache, nvram, and click reboot but twrp said no ROM installed.
Guys I have no other option thab to flash the stock ROM, which I did, am sure I did it the right way, I used
sp flash tool v5.1
leagoo freemos V3.06(downloaded from leagoo website)
after flashing it showed green good mark, I rebooted the phone, as soon as the setup screen appeared the phone rebooted again..... till it long enough to allow me finish the setup.
guys as am typing with the phone am still experiencing the rebooting problem.
sometimes it will just random reboot,
or music will crack and reboot especially when the screen is off.
I have tried every thing I could, such flashing custom recovery even flashing earlier official stock ROM of the phones all to no avail
pls tech gurus help me, I just bought this phone
the highest up time I ever got on this phone is just 9 hours
thanks

Problem with TWRP, boot, stock ROM and custom ROM (Mi A1)

So, to begin with, yesterday Mi A1 got the Android 9 update. As I always do, I went to uptade it with Magisk (it worked with 8.0 to 8.1 and with every security patch, so I, as a newbie, thought, "why the h3ll not?"). Obviously, it didn't work and I got into a boot loop. So, here are the [lot] of things I have tried to do.
-Downloaded MiFlash and the latest OS version from Xiaomi site (8.1 witch november patch). Tried flashing a lot of times, I always get the boot loop after installing it. Wiped all data with TWRP and still didn't work. Always the same problem. Tried with different versions as well.
-Downloaded latest AOSP ROM for the device, flashed it, wiped cache and data, instaled TWRP (3.2.3-0), but the system never initiates. Doesn't even restart (20 minutes after my last try and it still is in a black screen).
-I've tried the same thing with Lineage 15.1 as well. Checked with MD5 in both roms. Doesn't work at all. Followed every tutorial I could, step by step, don't know what I'm doing wrong.
Can any one please help me? I don't know what to do anymore.
EDIT 1: So, I thought nothing happened, but after installing AOSP, I rebootet the phone holding the power buton, and during boot, I can see the "Powered by Android" from the custom ROM for a few seconds, but then the screed turns black and nothing more happens.

Semi/ Soft Brick - Help

( sorry, my english, i´m speak portuguese)
I apologize if this post already exists (I looked at several others and did not find).
I have an MI A2 with Android One.
I did the complete process, unlocked the bootloader, did the conversion to MIUI (don't judge me hahaha), via MIFlashtool, I first installed 9.0 and upgraded to 10, through TWRP.
I installed Magisk and put some modules, I did not read the instructions and saw that some of them can give infinite bootloop, but does not mean that the mobile brick, I had to have installed the module that reverts via TWRP and uninstalls and the cell phone returns normally.
I went to TWRP and did a Hard Wipe, I ended up uninstalling System unintentionally (i'm stupid, ok)
I downloaded the original ONE stock, I installed it via Flashtool, but I have serious problems.
The phone starts normally, I set everything up from the factory mode, but when using the cell phone, my camera does not work, nor the led, I installed Untutu to see a diagnosis, no sensor is working (proximity, light, gyro, etc), only works fingerprint.
No app that uses these sensors is working, it does not open YT, my bank app (depends on camera), Maps, etc.
Another thing I noticed is that in ONE, fastboot (xiaomi rabbit does not appear ) , EDL do not work and the info "unlocked" in Xiaomi logo, the info also does not appear
I tried to reinstall via flashtool again 9, installed normally (fastboot, EDL and xiaomi logo with text Unlocked, appears normally), until I realized that the led was working in this version, but the other sensors, including the cam, still did not work again.
My request for help is exactly that, I tried to reinstall MIUI10, I have both the TGZ version (via flashtool) and the zip (via TWRP), I can not install in any of the methods.
Please, can you help me?

Problem whith installing Android on Redmi Note 7

Hello,
I have a Xiaomi Redmi Note 7 and 2 days ago everything worked fine, but I wanted to root my phone and I watched a tutorial to unlock the bootloader and install TWRP. Then I uninstalled TWRP because the superuser root permission gets automatically denied and I read that I need to uninstall TWRP and reinstall it. So I clicked on the "uninstall" button in twrp and I removed the app, then I removed the cache in recovery mode and I also wiped the Dalvik cache and then nothing worked anymore. I tried to start Android and I had to setup the phone again and when I did it to the "Checking for Updated" screen it stucked on the same screen. I waited several hours but nothing happend. Then I tried to install Android 10 with PixelExperience and I stucked in the first screen where the G logo is. I don't know what I have to do. I tried so many diffrent Android versions yesterday and nothing worked, I can not even install Android 9 anymore.
I hope someone can help me.
Solved
Never mind I fixed it by following the toturial on c.mi.com/oc/miuidownload/detail?guide=2
DarkAndBlue said:
Hello,
I have a Xiaomi Redmi Note 7 and 2 days ago everything worked fine, but I wanted to root my phone and I watched a tutorial to unlock the bootloader and install TWRP. Then I uninstalled TWRP because the superuser root permission gets automatically denied and I read that I need to uninstall TWRP and reinstall it. So I clicked on the "uninstall" button in twrp and I removed the app, then I removed the cache in recovery mode and I also wiped the Dalvik cache and then nothing worked anymore. I tried to start Android and I had to setup the phone again and when I did it to the "Checking for Updated" screen it stucked on the same screen. I waited several hours but nothing happend. Then I tried to install Android 10 with PixelExperience and I stucked in the first screen where the G logo is. I don't know what I have to do. I tried so many diffrent Android versions yesterday and nothing worked, I can not even install Android 9 anymore.
I hope someone can help me.
Click to expand...
Click to collapse
Look and ask her
https://forum.xda-developers.com/redmi-note-7

Dead touch screen after updating to Android 10 - xiaomi.eu rom

Hi
Today after installing the update to xiaomi.eu rom, Android 10, my touch screen just died. I tried flashing 3 various roms by MiFlash with no success. I am able to use fastboot, adb and install TRWP but no matter what I do the touchscreen is dead making the phone useless.
When I boot it up I get asked to unlock it by providing the password to my mi account, which previously worked, but currently I'm unable to use my phone.
Anybody had a similar issue? any way to fix it?
Did you choose clear all option when flashing from fastboot
Yes, with no result unfortunately.
Can you use the touchscreen while in TWRP/recovery mode? If you have a OTG cable you can connect a normal USB mouse to your phone and use that to navigate. Maybe it is just locking up at the password boot stage?
Try to flash it back to stock with stock recovery with a different build date preferably 9 and see if you can wipe it that way......
will try both ideas later today
SOLVED
I finally managed to get it back to life. It turned out that I must have damaged the touch drivers and flashing the phone by fastboot didn't help at all as the drivers are located on prevent partition (as I was told by someone)
So the thing I did was to flash a custom kernel with touch drivers. I used franco kernel kernels.franco-lnx.net. First I installed (using physical mouse) xiaomi eu android 9 rom, than I flashed the franco kernel for android 9. At that point the touch screen came back to life. Afterwards I was able to update to xiaomi eu android 10 rom with no problem.
Hope it can be helpful for anybody with similar problem.

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