Use these software updates with your own risk..!

Firmware .img file download for 60E6000US : https://drive.google.com/file/d/1MLiF...

Latest .bin file download for 60E6000US : https://drive.google.com/file/d/19Fh5...

This firmware can be used for following models (All other TCL firmwares can be found in comment section):
55C1US, 65C1US,40E5900US, 50E5900US, 55E5900US, 65E5900US, 60E6000US,
55C1CUS, 65C1CUS

Follow the steps below to do factory reset after the new firmware is installed:

1. Press settings button.
2. Go to Picture.
3. Go to Contrast.
4. Press 9735 fast.
5. The factory menu will now appear. Select “Reset Shop”, and press the right arrow on the remote.
6. The TV will now reset. Once the TV is reset, and the installation menu is displayed.

UPDATE (23/12/2022) : If you don't have the .Img file, use this app to convert .Bin file into .Img file (Actually it does just a file extension change) :