If you can tell me the your TV is running, I can help check if a newer update is available for your TCL L43S6500.
This process is also known as “flashing” or “force updating.” Firmware TCL L43S6500
The is a highly popular 43-inch Full HD Smart Android TV powered by the RealTek RTD2841 SoC (commonly known as the RT41 chassis platform ). Over time, issues like continuous boot loops, frozen screens, slow application loading, or corrupted system partitions can brick or degrade the television's performance. Flashing or updating the official Firmware TCL L43S6500 resets the system storage, removes bugs, restores damaged system files, and updates the core Android TV OS . If you can tell me the your TV
operating system, specifically launching with Android 8.0 Oreo or Android 9.0 (Pie) depending on the region and manufacturing date. Its firmware integrates Google-certified features like Google Assistant and Chromecast, alongside TCL-exclusive software like T-Cast. Core Software & Firmware Features Operating System Flashing or updating the official Firmware TCL L43S6500
Go to Settings > Device Preferences > Reset > Factory Data Reset . This clears out legacy cache files that cause system lag.