Performance can drop if internal memory is nearly full. Regularly clear your app cache and move large files like photos to an external SD card.
The TCL 50 5G uses a (or similar) chipset. While custom ROMs (like LineageOS) exist for some TCL phones, there is no stable custom firmware for TCL 50 5G as of 2025. Attempting to flash unofficial firmware can: firmware tcl 50 5g better
Advanced users modify the "Cust" partition on TCL devices. This partition contains region-specific firmware settings. By editing these files, you can enable features TCL disabled for your region (like specific 5G bands or VoWiFi settings). Performance can drop if internal memory is nearly full