rooting - Unable to Downgrade after upgrade to Android M from Android L

I upgraded my MOTO G 3rd Gen (XT1550) to Android M. After that I tried to root My Phone but unable to Root Android M. So I decided to Downgrade to Android L. But also unable to Downgrade.

Answer

I got a solution for Downgrading MOTO G 3rd Gen (XT1550) Android M to Android L

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1) Extract the folder *.zip

2) Enter in the Extracted folder.

3) If "fastboot" not installed

Then you can download it from here Download Fastboot

4) Test fastboot by typing: fastboot devices You should see:

 fastboot

5) You are now ready to flash the fastboot files

Fastboot Commands:

"Do commands manually, one at a time - checking that each one returns an [OKAY]."

NOTE: system.img_sparsechunks may differ in number + name - Always check contents of folder you're working with.

fastboot oem fb_mode_set

If you want to Downgrade from Android M to Android L the Don't flash gpt.bin

fastboot flash partition gpt.bin <---- Don't Do this Step

fastboot flash bootloader bootloader.img

fastboot flash logo logo.bin

fastboot flash boot boot.img

fastboot flash recovery recovery.img

fastboot flash system system.img_sparsechunk.0


fastboot flash system system.img_sparsechunk.1

fastboot flash system system.img_sparsechunk.2

fastboot flash system system.img_sparsechunk.3

fastboot flash system system.img_sparsechunk.4

fastboot flash modem NON-HLOS.bin


fastboot erase modemst1

fastboot erase modemst2

fastboot flash fsg fsg.mbn

fastboot erase cache

fastboot erase userdata


fastboot erase customize

fastboot erase clogo

fastboot oem fb_mode_clear

fastboot reboot

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For Rooting MOTO G 3rd Gen (XT1550) Android M

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1) Flash(Permanent) or Boot(Temporary) with TWRP

You can download TWRP from Here Download TWRP

• 
  

  Flashing TWRP

  
  

    fastboot flash recovery {TWRP File's Name with extension} 
  



• 
  

  Booting TWRP

  
  
  

    fastboot boot {TWRP File's Name with extension}
  

2) Restart the phone in recovery mode (If flashed) <---- Those who use booted using TWRP Skip this step

3) Using TWRP flash the SuperSU

You can download SuperSU from Here Download SuperSU