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Press > Settings > Device Preferences > About > System Update .
Turn on the TV and press the Menu button on your remote. Download SHARP 32LE260i Software rar
The TV will scan the USB for the file. Select "Yes" to start the process. Press > Settings > Device Preferences > About
Use a tool like WinRAR or 7-Zip to extract the firmware file from the .rar archive. Formatting: Format your USB flash drive to FAT32 . Select "Yes" to start the process
Navigate to Settings > Support (or Option ) > Software Update (or USB Upgrade ).
The TV will automatically check Sharp's servers for the latest available version. Display Firmware Update Tool | Monitor Software | Sharp
Do not turn off the power while the update is in progress. The TV will automatically restart once finished. Alternative: Automatic Online Update