Insert a low-capacity USB flash drive or Micro SD card (preferably , as older bootloaders struggle with larger storage sizes). Format the drive to FAT32 .
Common consumer electronics that rely on this specific file name include:
: Ensure there are no other files on the USB drive. The soundbar may fail to boot the update if other data is present.
: Resources and guides for this series are available via the RISO Support Page or Pitney Bowes .