If you obtain the .rar file, follow these steps to install it:
: Use a tool like WinRAR or 7-Zip to extract the .rar archive. You are looking for a file named something like Update.img or a .bin file. Download LED32D2700 rar
: Some technicians share firmware archives on platforms like Telegram for older LED and LCD models. If you obtain the
: TCL's official website often directs users to contact their after-sales team to request specific firmware files for older models like the D2700 series. Manual USB Installation (Local Update) If you obtain the .rar file