Cutting power during the flash will "brick" your motherboard.
Verify your board is exactly MT5522S PC822 to avoid screen inversion or remote control failure. If you'd like, I can help you: Find the remaining parts of this archive. Troubleshoot extraction errors (like "CRC Failed"). Cutting power during the flash will "brick" your motherboard
Ensure you have downloaded every "part" file of the firmware. Cutting power during the flash will "brick" your motherboard