on the TV while plugging it in or switching the main power on. Release after 10 seconds or when the update screen appears.
: For general fixes and app updates, you can use the built-in system update menu. Navigate to Settings > Device Preferences > About > System Update . Download FLASH DUMP SHARP 40LE185i rar
to FAT32 (ideally 2GB or smaller for older models). on the TV while plugging it in or