Navigate to > Initial Setup (or Information/Support ) > Software Update . Select USB Update and follow the on-screen prompts .
: Use a tool like WinRAR or 7-Zip to extract the contents of the .rar file. You should see a file with a .bin or .img extension . Download SHARP 32LE3471 Software rar
: Format a blank USB flash drive to FAT32 . Navigate to > Initial Setup (or Information/Support )