: Keep holding the button until you see the front LED light begin to blink or an "Upgrading" progress bar appears on the screen.
: Use a utility like WinRAR or 7-Zip to extract the contents. You are looking for a file that typically ends in .bin or is named Update.img . Download Tcl L32D3000A RD853V AP@asad rar
Go to > Device Preferences > About > System Update . : Keep holding the button until you see
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 Go to > Device Preferences > About > System Update
: 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)
Since the file is a .rar archive, you must first extract the actual firmware bin file from it on a computer.