The Meberry M7 firmware package typically includes:
Some users have uploaded firmware packages to Google Drive and other third-party archives. Meberry M7 Firmware
If your M7 gets stuck on the Meberry logo or shows a blank screen with a backlight, the UEFI boot order or boot configuration data is corrupt. A firmware reflash is often the only fix. The Meberry M7 firmware package typically includes: Some
If the tablet is stuck on the boot logo, professionals sometimes open the device to find the Board ID (e.g., printed on the green PCB) to search for compatible generic firmware. How to Install (Flash) the Firmware Meberry M7 Firmware