Do you have the printed on the internal green circuit board? This can help narrow down the exact software backup you need.
Copy the firmware file directly to the "root" of the USB drive (do not put it inside a folder). Flash the TV: Turn off the TV and unplug it from power. Insert the USB drive into the TV's USB port. Download Haier LE22G690CF Software Backup rar
If you manage to download the .rar file, follow this general procedure to update your TV: Do you have the printed on the internal green circuit board
If your TV is still functional and connected to the internet, you can check for official OTA (Over-The-Air) updates: Flash the TV: Turn off the TV and unplug it from power
Navigate to > Device Preferences > About > System Update .
Many models are region-specific. Check the Haier Support Drivers Page for firmware and manuals based on your serial number.
The TV will automatically check for, download, and install any available official software.