Before modifying anything, always back up your current working firmware using MTK Client or WWR MTK Tool . This saves:
: If the device is frozen during any stage, hold Volume Down + Power for 20 seconds to force a reboot. How to Hard Reset the Coolpad Legacy
Before you download any random file from the internet, you must prepare:
Do not flash or update the firmware unless you have a verified backup of your current NVRAM (IMEI) and a trusted firmware file directly from Coolpad support or a reliable source like firmwarefile.com with checksums. For daily use, leave it as-is if working.