This is the easiest method as it runs wirelessly in the background. Scroll to and select System Update (this may also be under About phone depending on your specific model). Check for Updates and follow the on-screen prompts if a new version is found. Wired Update (Mobile Upgrade Tool):
Look for a text file named something like MT6762_Android_scatter.txt . Select it and click .
If you need to downgrade your phone, recover from a software crash, or install a stock ROM after unlocking the bootloader, you will need to manually flash a firmware file. Firmware TCL 20E
Disconnect the USB cable. Hold down the button for 10 seconds to turn the phone on. The initial boot up after flashing may take up to 5–10 minutes as the OS initializes. Troubleshooting Common Flashing Errors
What are you trying to fix (e.g., boot loop, forgot password, network lock)? What operating system is your computer running? This is the easiest method as it runs
Firmware is the low-level software that makes your TCL 20E's hardware function. Think of it as the phone's operating system's backbone. It's what manages everything from the processor and memory to the display and camera. Your phone runs on the operating system, overlaid with TCL's own custom user interface. The firmware version is specific to your device's model number, which can be one of several, including 6125F, 6125D, or 6125H. It's crucial to identify your exact model before downloading any firmware to avoid bricking your device.
(models 6125F, 6125A, 6125H, 6125L) typically uses a MediaTek (MTK) chipset, requiring specific tools like the SP Flash Tool for manual firmware installation. 1. Preparation & Requirements Wired Update (Mobile Upgrade Tool): Look for a
You can easily check if your TCL 20E is running the latest software directly from the device settings: Open . Scroll down and tap System . Select System Update .
Since the TCL 20E runs on a MediaTek architecture, the standard utility used to write the firmware to the device is the . Download and extract the latest stable version. 3. MediaTek (MTK) USB Drivers
For advanced users, manual updates can be performed using a USB drive or PC tools if the over-the-air (OTA) update isn't appearing. This typically involves downloading the specific firmware build from the official TCL support site and using recovery mode to flash the software. How To Get The 2025 TCL TV Update Right Now!
Once you have downloaded the necessary firmware and drivers, you can flash your device. This process will wipe all data on the phone, so a backup is critical. Follow these steps carefully: