series. It primarily serves as the operating system for these smart TVs, based on Android 8.0 (Oreo) or Android 9.0 (Pie) depending on the specific version number (e.g., V117, V190, V216). Firmware Specifications Chassis Platform: Operating Systems: Android 8 (Oreo) and Android 9 (Pie) Compatible TV Models: TCL S6500 Series (32/40/43/49 inch models) TCL ES560 Series TCL S5300 Series Key Features Supported:
The TV is in a bootloop. You must perform a FORCE (IMG) firmware recovery via USB. If that fails with a "System update failed" error, you likely have a Project ID mismatch.
Use this method if your TV is functioning normally.
Move the specific internal compressed update archive file (e.g., V8-R41KT01-LF1V190.zip ) directly to the of your clean flash drive. Do not hide it inside folders or subdirectories. Phase 2: Applying the Software Update v8-r41kt01 firmware
The firmware version V8-R41KT01 is a specific software build used for smart TVs built on the RT41 chassis
: 32-inch and 40-inch HD/FHD Smart Display Panels Common Issues Solved by Reflashing
The bootloader is alive, but the firmware is being rejected because the your specific board variant. series
: The TV system will automatically inspect the connected USB drive for compatibility. Select OK when the screen prompts you to update. The TV will restart and display an "Installing system update" screen. Method 2: Forced Recovery Flash Using an .IMG File
Home Button→Settings→Device Preferences→About→System Update→Local UpdateHome Button right arrow Settings right arrow Device Preferences right arrow About right arrow System Update right arrow Local Update
These sites are the most reliable way to get the correct, unmodified firmware. However, for many older RT41-based models, the official downloads are no longer available. You must perform a FORCE (IMG) firmware recovery via USB
After update, the system should report:
While holding the button, plug the TV back into the power source.
: Inherent memory leaks or outdated system certifications causing default streaming apps (like YouTube or Netflix) to unexpectedly shut down.