Firmware acts as the bridge between your phone's hardware and the Android OS. For the TCL 20E, official firmware is typically based on with the TCL UI overlay.
Go to Settings > System > System Update and tap Check for Updates . This is the safest way to get the latest security patches. Firmware TCL 20E
The TCL 20E utilizes the MT6762 (Helio P22/A25) processor. Because this is a MediaTek-based device, you will use tools like SP Flash Tool for manual flashing. Firmware acts as the bridge between your phone's