Mi 8 resurrected after nearly 2 years. Now what? Some Questions. - Xiaomi Mi 8 Questions & Answers

Hi, I have just resurected my Mi8 it was with boot loop no network / no wifi. I coudn't activate usb debugger mode. It have been in a drawer for nearly 2 years.
Today i was looking at firmwares and found Qualcom QCT fix, trying to flash the patch, I din't flash it, but in one of the loops get access to the setting due to a crash and wipe everything (Default recovery don't wipe everything) After that the wifi came back and the bootloops end.
After that updated to MIUI 12.0.3 (The higher detected was on 12.0.1). Enable USB debugger mode, go to developer tools - My Mi Unlock Status and is locked.
I will try to unlock (I think that is a requirement to flash twrp), flash twrp and another rom.
Here goes my questions:
- I don't know why on MIUI Stock OTG is not working for me. I wanted to conect it by ethernet but not detected, nor USB or external keyboard.
- which is the best rom up to day with OTG enabled. Xiaomi eu 12.5 (Based on Android 10) or Pixel Experience?
- Stock Kernel or custom Kernel?
- Trying to fix my phone today ended with 10 diferent drivers and now abd donĀ“t detect my phone or detect it offline

Related

[SOLVED] Oneplus 2 Bootloop | USB not working

Hello guys,
Recently I bricked my Oneplus 2 by trying to flash a custom Kernel. That would all be no problem, however my PC doesn't recognize my phone. Tried multiple USB ports (multiple PCs) and got the official oneplus drivers installed, still no connection (tested on Windows and Linux) . That got me believing that my USB port was broken (charging still working), so I replaced the USB module however still not working. (Could it be the cable?)
The current state is that I can boot into recovery (TWRP) and fastboot, however trying to boot normally just shows me the android logo forever.
So well my questions are:
1. What could possible be broken at my phone, that the USB connection is not working. (It worked before)
2. Is there any way to push a rom towards my phone without using a USB connection? So without adb?
Thanks a lot in advance!
EDIT: It was the cable ... I think the data pin broke somehow ... and me stupid as a was replaced the USB module 2 times ... Well transferring CarbonOS right now and will flash real so so thread closed!

Unlocking Tool gets stuck at either 50 or 99 %. "Can't unlock, Couldn't get info"

Unlocking Tool gets stuck at either 50 or 99 %. "Can't unlock, Couldn't get info"
So, I've tried to unlock my phone for 2 months now without any success. I've done basically everything I could think of, but the same problem persists. The problem is that it gets stuck at either 50 or 99%; followed by a message that says: "Can't unlock, Couldn't get info" Also, I've made sure to wait at least 10 days after I've reconnected my account to retry but the unlock tool won't even show how long I have left.
What I've tried:
- Changing USB ports, Gen 2, 3 and 3.1.
- Using a USB HUB
- Reinstalling ADB drivers
- Resetting my PC
- Trying a different PC
- Reinstalling Qualcomm Fastboot drivers
- Different cable
- Resetted my MI account
- Deleted and created a new MI account
- Used another sim card and phone number
I'm quite desperate as unlocking it is somewhat important for me. As a poor student, I can't really afford to sell it and buy another phone to unlock either.
I'm not sure what's going wrong. I've unlocked many (well, 5) android phones in the past and never had any major issues like this.
Any tips and ideas would be appreciated.
I had this issue before , what I did to solve it is :
1)Use Intel system (AMD won't ever work) and enable usb debugging
2)Don't plug in your phone yet, open Mi Unlock and log in till You reach searching for phone step
3)Open Mi Unlock settings and click install driver
4)Make sure your phone is turned on normally and plug it in through USB 2
5)You will see message on pc telling u drivers are installed now check the phone to see (USB settings) click File Transfer ,now Mi tool should say plug your phone in boot loader mode
6)Turn off your phone and while it is turning off unplug the USB , now boot into fastboot and then plug ur phone in USB 3 port
This is tricky and buggy I got it first time and reached the message after 100% verifying but it said I still had to wait some time so when I tried to unlock it after the time passed I had to repeat these steps couple of times to work so be patient
The problem is mi tool needs both ADB and Fastboot drivers to be working but most of the time its only Fastboot driver due to the phone shutting down so its buggy as hell
https://prnt.sc/rbmvam
These are the drivers that should be both working so check them while repeating the steps if you got them both working you are good to go
The first time i tried to unlock my bootloader, unlock tool would be stuck at connecting to the device and couldn't see it.
No matter what i did it would never see it.
So i decided to try xiaomi tool v2 (not endorsed by Xiaomi). I also used a usb hub that i plugged to my laptop usb c and finally my device could be unlocked.
Did you buy the phone used or new?
Does it have a Global ROM, or it is a Global Version or CN?

Otg ,file transfer not working in MI A2, fastboot not detecting

I had installed pixel experience on my Mi A2(jasmine_sprout) recently, after some days I had installed pixel experience plus using twrp. From that time my mobile is not detecting otg and when I connect it to pc it's only charging (tried file transfer in usb options,not working), whenever I try I put my phone fastboot mode,on my pc it's showing waiting for devices and my mobile is not rooted ,(twrp not installed permanently)help me to get out of this?
Siddiq_siddu said:
I had installed pixel experience on my Mi A2(jasmine_sprout) recently, after some days I had installed pixel experience plus using twrp. From that time my mobile is not detecting otg and when I connect it to pc it's only charging (tried file transfer in usb options,not working), whenever I try I put my phone fastboot mode,on my pc it's showing waiting for devices and my mobile is not rooted ,(twrp not installed permanently)help me to get out of this?
Click to expand...
Click to collapse
you SOT ....
you need adb & fastboot that works to do anything
you can only try 3 things:
1. find out what is wrong with usb ...try new official cables , reinstalling drivers, different usb ports , different pc
2. using application from playstore and on your phone enable and authorize adb via wifi / network
use this adb to force phone to boot to edl mode:
adb reboot edl
3. open your mobile with screwdriver following video tutorials .... using testpoint force edl mode
#in edl mode your phone WILL be detected if you install Qualcomm drivers then you can flash stock rom with miflash
i dont know why people mess with PE because like 80% have problems with wifi or usb or something

Is Downgrade possible using stock recovery options?

Hello.
So a few days ago I updated my A2 with June security patch / update. After that I noticed one day my phone wont charge fast...even though it was plugged into the standard 5V inbox charger. It kept discharging even when plugged in.
Ultimately the battery drained completely and it shutdown. It wont turn on even when connected on charger. After a few hours of trying to switch it on it finally turned on but would still charge very slowly.
So I assumed it was a due to that update and thought of downgrading and hence decided to unlock the bootloader..... But...MY PC DOESN'T DETECT MY PHONE IN FASTBOOT.
I tried a lot of things like reinstalling drivers, reinstalling mi flash, reinstalling windows, three different cables and even tried two pcs. Adb is detected, i can transfer files, everything works except the fastboot part....where the pc doesn't detect anything, not even a sound, and nothing in the device manager. ?
So atlast I just want to ask if there is a way to downgrade my stock and locked Mi A2 currently on android 10 using adb commands or by using the stock recovery options i.e. apply update through adb and sd card.
Also if I wanted to know if flashing a older version of stock android Pie through stock recovery options can brick my phone ( ARB ).
Edit : Mi flash recognises my phone when phone is switched on and when i choose apply update through abd using stock recovery. Is downgrading possible using Mi flash without switching to fastboot mode?
Thank you.

Question My Mi 11 is not turning on (black screen) no edl mode

after seeing the new custom roms for the Mi 11 i jumped straight on and flash PE 12.1 and it bricked on me (gotta pay like 10 bucks), after that i went on another try with Evo X with no luck having no boot animation (only the Mi Boot splash) ,boot loops. after all of that i came back to xiaomi.eu 12.5.9 (twrp version) thats the end of the day. Next morning i tried my luck again leading to a brick with no solutions. i flashed twrp and reboot into the bootloader and it never wakes up again (no edl)
If you have windows PC and in device manager PC still recognize driver 9008 you are good to go. For another edl unbrick. If not , check your driver's and USB ports . Change ports etc
longxrt said:
after seeing the new custom roms for the Mi 11 i jumped straight on and flash PE 12.1 and it bricked on me (gotta pay like 10 bucks), after that i went on another try with Evo X with no luck having no boot animation (only the Mi Boot splash) ,boot loops. after all of that i came back to xiaomi.eu 12.5.9 (twrp version) thats the end of the day. Next morning i tried my luck again leading to a brick with no solutions. i flashed twrp and reboot into the bootloader and it never wakes up again (no edl)
Click to expand...
Click to collapse
The mi 11 can go to recovery mode ?
samarimama said:
The mi 11 can go to recovery mode ?
Click to expand...
Click to collapse
no and it doesnt show edl mode
Asnamus said:
If you have windows PC and in device manager PC still recognize driver 9008 you are good to go. For another edl unbrick. If not , check your driver's and USB ports . Change ports etc
Click to expand...
Click to collapse
it doesnt show the 9008 driver and it wont respond to any button combinations like fastboot or hard reset
Check some other USB port, or other PC - laptop. Reinstall driver, download latest. Restart PC. Use original USB cable that came with the phone. Make sure that cable is working....
Asnamus said:
Check some other USB port, or other PC - laptop. Reinstall driver, download latest. Restart PC. Use original USB cable that came with the phone. Make sure that cable is working....
Click to expand...
Click to collapse
i tried all even with a different cable, it doesnt work. i think i might need to shorten the pins
longxrt said:
i tried all even with a different cable, it doesnt work. i think i might need to shorten the pins
Click to expand...
Click to collapse
Ok., Open the back find the pins and shorten. I manage to do this, but couldn't install. For this you really need someone with authorized account that will get codes from manufacturer... Etc. Good luck
Try to remove the battery and press on the power button at least 2 minutes.
longxrt said:
after seeing the new custom roms for the Mi 11 i jumped straight on and flash PE 12.1 and it bricked on me (gotta pay like 10 bucks), after that i went on another try with Evo X with no luck having no boot animation (only the Mi Boot splash) ,boot loops. after all of that i came back to xiaomi.eu 12.5.9 (twrp version) thats the end of the day. Next morning i tried my luck again leading to a brick with no solutions. i flashed twrp and reboot into the bootloader and it never wakes up again (no edl)
Click to expand...
Click to collapse
Open your phone and connect edl pin points,
By the way, you need to have proper MIUI 13 installed before flashing thise roms, and if you used twrp to flash it, that's not the way to go
longxrt said:
after seeing the new custom roms for the Mi 11 i jumped straight on and flash PE 12.1 and it bricked on me (gotta pay like 10 bucks), after that i went on another try with Evo X with no luck having no boot animation (only the Mi Boot splash) ,boot loops. after all of that i came back to xiaomi.eu 12.5.9 (twrp version) thats the end of the day. Next morning i tried my luck again leading to a brick with no solutions. i flashed twrp and reboot into the bootloader and it never wakes up again (no edl)
Click to expand...
Click to collapse
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