Related Guide
Important:
*Make sure there is at least 50% battery left on your smartphone before beginning this process
Warning:
Pre-Requirements:
Downloads
Fire HD 8 Stock Firmware — Download Step By Step Guide
Now Issue the following command to install the firmware
This command will automatically Flash the stock Firmware / ROM on your device Once Flashing is completed your device will automatically reboot Done!!!Now your Fire HD 8 has the stock ROM
→ If you are a Mac or Linux user, setup adb and issue the “./adb sideload update-kindle-xxxx.bin” command without quotes. Now that you have installed the stock firmware update