Sp9853i 1h10 Vmm Firmware — Update
Verify the PAC file’s MD5 checksum if provided. A corrupt file will cause a “Check sum error” at 4% flash.
Verify your current system information in Settings > About (System Version, MCU Version, and Device Name). The firmware is highly specific to the 1024x600 or 1280x720 screen resolution. Sp9853i 1h10 Vmm Firmware Update