Power on the TV; the indicator light should begin blinking, signaling the update is in progress.
If the display remains incorrect after installation, you can use a small patch file via the "Import/Export" option in the Service Menu to specifically change the resolution without a full firmware re-flash. Troubleshooting Download MS338 PB801 1366x768 REF40 part4 rar
This specific firmware is tailored for 1366x768 (HD Ready) displays. Power on the TV; the indicator light should
Always back up your original firmware using a tool like the RT809F programmer before attempting an update. Always back up your original firmware using a
If the TV continues to restart, you may need to perform an EMMC software update instead of the standard USB method.
Extract the .rar parts to obtain the firmware file (usually named allupgrade_ms338_2G_sos.bin or similar) and copy it to the USB root directory. Update Procedure: Insert the USB into the TV's port while it is powered off.