On this page, you will find the official link to download XBO P8 Stock Firmware ROM (flash file) on your Computer. Firmware comes in a zip package, which contains Flash File, Flash Tool, USB Driver and How-to Flash Manual.
Download XBO P8 Stock Firmware (flash file)
How to Flash
Step 1: Download and extract the XBO P8 stock firmware on your computer.
Step 4: Follow the How-to Flash Guide to Flash the Firmware on your XBO P8 Device.
[*] Take a Backup: If you are going to flash the above Firmware on your XBO P8 device, then take a backup of everything as because your personal data will be deleted after flashing the stock firmware.