Select or Yes . The TV will automatically reboot into installation mode. Post-Update Protocol
The firmware was intended for a different version of the mainboard. Skyworth 40e2000 Firmware Update
Search online for that version number. If no newer version is mentioned, your TV is likely up to date. Select or Yes
Method 2: Manual USB Firmware Update (For Firmware Corruption) Skyworth 40e2000 Firmware Update
Keep holding the button until the blue upgrade screen or a progress bar appears on the display.