The TCL L43S6500 is an Android TV built on the RT41 chassis. Firmware updates for this model typically use version strings starting with V8-R41KT01-LF1, such as the V229 build. Updating via Network (Recommended)
Use this if your TV is "stuck" on an old version or if the network update says "up to date" even though a newer version exists online. Prepare a USB Drive : Use a drive formatted to Get the File : Download the firmware (usually a Update.img file) from the official TCL Support site or by contacting their after-sales team : Copy the file directly to the root directory of the USB (don't put it in a folder). Force Update Power off the TV and insert the USB. Press and hold the physical power button
Safety Warnings
- Do not interrupt power: Ensure your TV is plugged into a stable power source. A power cut during a firmware flash will corrupt the TV's BIOS, requiring advanced hardware tools (like a flash programmer) to fix.
- Check the file integrity: If the download is corrupted, the TV will reject the update.
- Warranty: If your TV is still under warranty, contact TCL support before attempting a manual flash. Opening the back cover to check the motherboard ID usually voids the warranty.
- Always check your current build before updating.
- Only download firmware from TCL official or trusted communities (XDA).
- Use a FAT32 USB stick and follow the USB update steps carefully.
- If the TV is bricked, use the pinhole/recovery force flash method.
- After updating, perform a factory reset for a clean slate.
: Powered by a 64-bit Quad-Core CPU (CA53*4) and Mali470x2 GPU.

