Download the firmware upgrade file, unzip the .UPG file and place on the root directory of an empty USB memory device.

Warning:
- You are not allowed to remove the USB portable memory during the software upgrade procedure;
- In case of a power drop during the upgrade procedure, don’t remove the USB portable memory from the TV. The TV will continue the upgrade as soon as the power comes back

1. Switch the TV on.
2. Insert the USB memory stick in the USB slot of the TV.
3. The TV switches off. The screen stays black for about 10 seconds. Please, wait and do not use the power switch on the TV.
4. The upgrade process starts automatically. Please wait.
5. The upgrade is finished when the message “Operation successful” appears on the screen.
6. Remove the USB memory stick from the TV.
7. Press B/POWER on the remote control. Do not press more than once. Do not use the power switch on the TV.
8. The TV switches off. The screen stays black for about 10 seconds. Please, wait.
9. The TV switches back on again. The upgrade is done.