For the most secure and up-to-date firmware, it is best to use TCL's official update methods or local support portals:
: This model is common in European and Russian markets. You can search by your specific serial number on the TCL Support Page to find official USB update packages. Download TCL L43D2930S Firmware part3 rar
While direct download links for from forum posts are often unreliable or dead, you can obtain the necessary software for the TP.MS6308.PB775 chassis used in this model through verified support channels or technical repositories . Official & Verified Sources For the most secure and up-to-date firmware, it
If you have obtained the firmware files (usually named Update.img or a .bin file), follow these steps to install them via USB: : Format a USB flash drive to FAT32 . Official & Verified Sources If you have obtained
: The TV should display an "Upgrading" screen. Do not power off the TV until it restarts automatically (this usually takes 4–5 minutes). Online Update Method
If your TV still boots to the home screen, you can check for the latest official version without manual files:
Are you experiencing a specific issue like a or a black screen that requires a full firmware reinstall? How to update the software on an Android TV - TCL Support