: Place the extracted .bin file directly in the root directory (the main folder) of the USB drive. Do not put it inside other folders. Step 3: Installation Process Plug the USB drive into the Vision B420 receiver. Press the Menu button on your remote.

: Ensure the file ends in .bin . If it is a .zip or .rar , you must extract it first.

: Do not power off the receiver or remove the USB while the progress bar is running. Step 4: Post-Update Setup The receiver will restart automatically once finished.

: Your USB flash drive must be formatted to FAT32 for the receiver to recognize it.