[POCO M3 Pro / Redmi Note 10 / 10T 5G] zeon~:
**** DISCLAIMER ****

Im not responsible for any damage caused to your device neither for any bad usage of this guide. You are warned.

I apologize for my bad english, but i think its understandable enough : D
​

Preparation

Device ROMS (ENG & Stock)​

Mediatek Drivers (See the attachments)​

SP Flash Tool​

Modem Meta Tool​

MTKclient​

APBP​

ROM Preparation

Extract the contents of the rom files into separate folders ( C:\ recommended location)

Browse the contents of the ROM till you find a .txt file called scatter

Open the scatter file with a text editor of your choice

Set is_download=false to every instance of the following partitions:

cust

rescue

userdata

gz (Only if the stock ROM is newer than MIUI13 or if the flash tool complains about verified boot enabled)

View attachment 6011523

Mediatek drivers

Extract the contents of the .zip file to any location you want

Run the installer and follow the instructions

Reboot the computer after installing

SP Flash Tool & Modem Meta

SP flash: extract the contents of the .zip file to anywhere you like (no need to install, the program is portable)

Modem Meta: extract the contents of the .zip file and run the installer

MTKclient

Follow the official guide on github (git is optional you can just download the zip file directly from the github page)

APBP

Download the zip file and browse its contents

Extract only the folder that matches your soc name (our case is MT6833) to anywhere you like

UNLOCKING bootloader

open mtkclient and type this command python mtk da seccfg unlock

plug in the device and hold vol+ vol- power button at the same time till the tool recognizes the device

your bootloader should be unlocked now

UNBRICKING your device flashing ENG ROM

open sp flash tool and locate the eng rom scatter file

once the tool loads everything make sure the partitions mentioned in rom preparation arent present

set flash type to Format All + Download instead of Download Only

View attachment 6011525

open mtkclient and type the following command:

python mtk payload

plug the phone in the computer and hold vol+ vol- power button at the same time till the tool recognizes your phone

once it does quickly go to sp flash and press the download button (the tool should start flashing without problems)

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when the process finishes unplug the phone and power it up

IMEI Repair

once in the eng rom go to the phone app and dial *#06# you should see a blank imei number

power off the phone

open modem meta tool and plug in your phone

do not press any button, if the mediatek drivers where installed and the computer was restarted after the process the tool should automatically detect your device (if the tool gets stuck at 19% or somewhere, quickly unplug and plug your phone)

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once the tool finishes setting up your phone, click the search bar in the upper right corner and search for IMEI DOWNLOAD

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a window will popup, select the option from target (if this fails select instead from file and search for the APBP file mentioned above in the tutorial, the tool will warn you about a mismatch in the database, just ignore it and procced)

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now fill up IMEI 2 (the last digit will be filled automatically), do not try to fill both or the first it wont work

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click write imei and just click disconnect in the tool, the phone should power on automatically

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check if the imei writing was succesfull by doing step 1

Going back to STOCK

power off the phone

open sp flash tool and locate the scatter file of the stock rom (make sure the partitions mentioned in rom preparation arent present)

change the flashing mode to firmware upgrade

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open mtkclient and type the same command as before python mtk payload

plug the phone in and hold vol+ vol- power button till the tool recognizes your phone

quickly go to sp flash tool and click download button, the process should start without problems

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once it finished unplug your phone and power it on (if the system doesnt boot correctly enter in recovery mode and wipe all data)

BONUS Being able to restore both IMEI numbers (REQUIRES HARDWARE MODIFICATION)

****I havent checked this by myself but i found this little information online, if anyone is willing to experiment with it try it at your own risk****​