Flashing firmware can wipe all data and carries the risk of bricking your device if the wrong file is used. Always verify the model number on the back of the tablet before proceeding. Do you have the exact build number
: Power off your tablet completely. Hold a volume button (usually Volume Down) and connect it to your PC via USB. C idea CM488 Flash File MT6572 Dead Recovery Firmware
4.4.2 (sometimes labeled as 6.1 in modified ROMs) Flashing firmware can wipe all data and carries
⚠️ Do not use generic "all MT6572" firmware. Partition sizes vary by device. Using the wrong preloader WILL permanently hard brick the phone (requires hardware programmer). C idea CM488 Flash File MT6572 Dead Recovery Firmware