Go to (or “System Info”). Look for:

: Most modern T8 units will automatically detect the update and prompt you to start.

: If the head unit doesn't detect the file, create a folder path on the USB: mnt/media_rw/udisk/ and place the update.zip inside.

: Keep the engine running during the update to prevent power loss. Do not turn off the unit while the update is in progress. 2. Obtaining Firmware