Open Settings . Step 2: Scroll down and tap System . Step 3: Tap System Update (sometimes labeled "Software Update"). Step 4: Tap Check for updates .

Think of the Android operating system as the house you live in, and the firmware as the foundation, wiring, and plumbing. You can repaint the walls (update the OS), but if the wiring is faulty (bad firmware), the lights will flicker.

Note: If you are a standard user, stick to official OTA updates. The marginal gains from custom firmware rarely justify the risk of turning your TCL 50 5G into a paperweight. We scoured user forums (XDA Developers, Reddit’s r/TCL, and TCL Community) to see what users actually report after installing updates that claim to be "better."