: Improves overall response time and reduces menu lag. Method 1: Automatic Over-the-Air (OTA) Update
The 55C2US is an older model; while newer TCL TVs are receiving Android 14 with AI upscaling and HDMI Quick Media Switching (QMS) in 2026, the C2 series is limited by its hardware to older Android versions. How To Get The 2025 TCL TV Update Right Now! Tcl 55c2us Firmware Update
If the TV is stuck, you can often trigger a manual update by holding the physical power button on the back of the TV for about 10 seconds while it powers on with a USB drive inserted. : Improves overall response time and reduces menu lag