Go to > Device Preferences > About > System Update .
Since the file is a .rar archive, you must first extract the actual firmware bin file from it on a computer. Download Tcl L32D3000A RD853V AP@asad rar
Select to check for the latest official version available over the air. Go to > Device Preferences > About > System Update
To update your using a specific firmware file like RD853V AP@asad.rar , follow these steps to prepare the file and install it manually via USB. 1. Prepare the Firmware File To update your using a specific firmware file
If your TV is functional and you simply want the latest official software, you can often update directly through the menu:
: Copy the extracted .bin or .img file directly to the root directory of the USB drive (not inside any folders). It should ideally be the only file on the drive. 2. Install via USB (Manual Method)