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Redmi Y/S Series

[Tips] [DEVICE TEAM] [TechWithMuz] Flash Redmi Y1 By Test Point Without Losing Data!

2019-04-19 21:11:46
346 9

Greeting MIUI Lovers,


Steps for Flashing/Unbricking Redmi Y1 with Test Points:-





Please be noted I will not take any responsibility for anything happened to your device.


Important: - Before flashing, it is advised to take the backup of data and make sure that your phone battery is charged enough.


Note: This method will work with every ROM, Upgrade/Downgrade, Locked BL/Unlocked BL. Don't ask queries before reading the whole guide.


When you can use Test Point for Flashing:

  • 1. If a phone is totally dead, No Fastboot, No recovery.
  • 2. If you are struck in Qualcomm USB 900e mode.
  • 3. The bootloader is locked and a device is in bootloop.
  • 4. You need to Flash Developer or Stable ROM on Locked BL.


EDL Mode has been removed/Disabled from 8.1 onwards, you can flash on Unlocked BL only.


Steps to Disassemble Redmi Y1:


1. Power off the Phone and remove the SIM Card Tray.



You need below tools.

  • 1. Anti-static angle tweezer
  • 2. Plastic Crowbar
  • 3. Plastic Prying Tools
  • 4. Plastic Anti-static Crowbar
  • 5. Screwdriver
  • 6. Nail will also work(Natural Crowbar)


2. Now use the tools/Nail to remove Back Panel. Start from the Bottom side of the phone. Don't use too much force, go easy. Make space for tool/Nail to lift the Back Cover.



Start from the bottom and move towards the top.

3. Remove the Back Cover. Don't remove it forcibly or fast. It has Plastic Locks on Top avoid breaking them while removing back cover.


4.
Remove the Plastic cover and keep it aside.



5. Remove the 3 Screws as shown below. Here is the location of Test Points.


6. Disconnect the battery connector carefully from Main Board as shown in the below picture. Now time to Test Point


7. You need a twizzer or Piece of wire to Short/connect the test points to Enter EDL mode.
Follow the below steps for effective results.
  • a. Disconnect the Battery Connector from Main Board. Keep Device Manager Opened on PC and wait for hardware changes when you will short Test Points.
  • b. First Connect USB cable to Phone only and Place Phone in stable position.(Battery should be disconnected).
  • c. Short the Test Points with Twizzer or Wire and now Connect USB to PC. When PC detects new hardware, Remove Twizzer/Wire from Test Points.


  • d. You will get a new device in Device Manager, It can be QHUSB_BULK or Qualcomm HS-USB.
If you get Qualcomm HS-USB  as shown below, Skip Updater Driver Steps.(Step 8 - 13)

8. If you got QHUSB_BULK, Right Click and choose Update Drivers Else skip this driver Update part and start flashing.

Note: - Driver Signature Enforcement: It's recommended to disable. Reboot your PC in Advanced Mode and Choose Disable Driver Signature.



9. Choose Browse My Computer for Driver Software.


10. Choose the Path of Xiaomi Folder. Most of the users will find it like this.
Note: - If Folder does not exist, Install MI Flash and check C:\XiaoMi\XiaoMiFlash

11. Choose Install this Driver Software anyway.


12. Wait till driver installation successful.


13. The driver will be installed Successfully and you can see added in Ports as Qualcomm HS-USB.

You are ready to flash any ROM on your Redmi Y1

You will need Fastboot ROM. Recovery ROM will not work. If you have already downloaded Fastboot ROM, there is no need to download again.

(File Extension with.Zip file is Recovery ROM, .tgz or .tar file is Fastboot ROM, if it is .tar after download, Rename to .tgz for easy extraction)

You can download latest Fastboot ROM and MI Flash from below link, Old Rom can be downloaded from Redmi Y1 or Redmi Note 5A Prime ROM Section:
http://en.miui.com/a-234.html

Steps to Flash ROM: -

1. Download ROM from the above link (Which one you want to Flash) and extract it to Desktop or any location on PC (Use Winrar Software to extract).
(Please check if the file suffix is '.tgz'. Please rename it to '.tgz' if the suffix is '.gz or .tar')

2. Download flashing tool from the above link and install it. Once the installation is complete, Run MiFlash application. Click on browse and Select ROM folder from Desktop(From the location where ROM is saved)
Note: Use latest Mi Flash Tool only, it will work on both 32 and 64 Bit windows.

3. Press Refresh button to see your device in flashing tool.After pressing refresh button you will see a connected device.



4. Click on Flash and it will start flashing ROM on your device.


Note: Clean All, Save User data options will not work in EDL Mode. If you want to save internal User Data, follow this:
a. Open the ROM folder and find Rawprogram0.xml and edit it with Notepad++


b. Remove/delete the line and save the file.


5. Once flashing process completes, you will see Success Message.


6. Remove the cable and Connect the battery connector to the phone and power it on.

Re-Assemble Phone in Power off Mode.

The device will start, wait until completion, it can take up to 10-20 minutes.

Thanks to Admins and Other Fellow Team Mates for Support.
Please Share Your Feedback.

2019-04-19 21:11:46
Favorites3 RateRate

Device team

$huvo | from app

#1

Thanks for the guided instruction
2019-04-19 23:49:11

Wizard Bunny

MiDevCode | from Redmi Note 7

#2

Thank you for sharing this awesome tutorial.
2019-04-20 01:28:58
Always Believe That Something Wonderful is About to Happen!

Beta Team-Global

Ramawatar Sharma | from Redmi Note 6 Pro

#3

thanks for sharing
2019-04-20 17:41:41

Super Moderator

Crossfiree | from MI 8

#4

Thanks for sharing
2019-04-22 17:08:43

Resource Team

BeingBishal | from MI 5

#5

Useful Information!
2019-04-22 23:23:23

News Reporter

ᎮᏒᎥᏁፈᏋ | from Redmi Note 4X

#6

very helpful information thanks for sharing
2019-04-26 07:32:23

Grand Master Bunny

Anjar Arkhana | from Redmi Note 5A

#7

usefull news, thanks sir
2019-04-27 00:37:49

Grand Master Bunny

Ian Adoe | from Redmi Note 5A

#8

The information i'm looking for, thank you...
2019-04-30 09:06:56

Grand Master Bunny

Ian Adoe | from Redmi Note 5A

#9

makasih infonya
2019-05-08 22:47:01
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