Before updating the Tcl 55c2us firmware, make sure:
The is a legacy model from approximately 2017–2018, and its firmware update history is a mix of major performance improvements and significant post-update bugs. While newer updates like Android 8.0 (Oreo) refreshed the interface, many users found the experience inconsistent. Firmware Update Review Tcl 55c2us Firmware Update
There are two primary ways to update your television: wirelessly (FOTA) or manually using a USB drive. Method 1: Network Update (FOTA) Before updating the Tcl 55c2us firmware, make sure:
To update the Tcl 55c2us firmware:
An OTA update usually keeps your apps and data intact. However, a manual USB update or factory reset will erase everything. Always back up. Before updating the Tcl 55c2us firmware