Fast/Simple Guide to Unbrick Redmi Note 7

Skalibull

New member
Nov 20, 2020
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Hey guys!
I make the tutorial using external links but i'm a new member and dont have permission to post.
Now i removed the external links, but i think will work in this way.

After a lot of trying and breaking my face(brazilian slang) with various mistakes and unsuccessful procedures, I managed to restore my device (Redmi Note 7 Lavender).

In my case, the smartphone had a completely black screen.

Files used for the procedure.
MiFlash without Authentication Needed: Mi Flash 20170425
ARB4 Lavender GLOBAL ROM: Look for the lavender V10.2.7.0.PFGMIXM Fastboot version.
Xiaomi ADB Drivers
Qualcomm Drivers: QDLoader-HS-USB Driver 32bit and QDLoader-HS-USB Driver 64bit install both
FileHose File: prog_emmc_firehose_Sdm660_ddr.mbn

:cowboy:Step 1:
:good:Extract MiFlash and Lavender ROM for another partition or clean folder on you hard disk.
I used D:/ and created a new folder only for this procedure.
:good:Extract and install Xiaomi Adb Drivers and Qualcomm Drivers
:good:Exctrat FileHose and copy the archieve to the Lavender ROM/images folder
Example: D:\LavenderROM\images or C:\Users\User1\Downloads\ARB4 ROM\images

Note: In this folder have another filehose file called: prog_emmc_firehose_Sdm660_ddr.elf ... DELETE THIS FILE! ;)

All done, time to make things happens :cool:

:cowboy:Step 2
I removed the back cover of my device, used only the heat gun and the suction cup for removal.
Some people try using deep flash cable DFC.
But I used the testpoint method to perform my procedure, then i need to remove the back cover.

:cowboy:Step 3
Now, u have to remove the battery plugin, need to remove the cover:


And see the connector like this:


Plug the Type C cable in USB2.0 or USB3.0 port and but dont plug on smartphone now.

First u need to locate the testpoint dots like this:


:cowboy:Step 4
Open Mi Flash with administrator privileges and select the folder where you placed the FileHose file.
Example: C:\Users\User1\Downloads\ARB4 ROM\images

And now u will make the testpoint procedure.

Connect the cable to the device and at the same time you must press the test points using tweezers for 3~5 seconds.
Like this:


Open the Device Manager and look into the COM and LPT item to see if u device will be recognized.
You see a Qualcomm HS-USB QLoader 9008 COM4 (The number is just an example, in my case the COM port was 4)

Now you click on REFRESH on Mi Flash Tool then if you bootloader has unlocked, in the checkbox named "clean all" um have to mark this.
Click on Flash.


Maybe everything I said is something that is full of the same on the internet, but I hope it will serve someone who is experiencing the same problem as mine and who has not found a solution.
I tested several tutorials until I got it this way, using these same files that I left linked here!

God Bless all of us!
 
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