No. Even a single digit difference often means a different mainboard (Realtek vs MediaTek). Cross-flashing will brick the TV.
For most users, simply keeping the original firmware file name is enough.
Users typically seek firmware files for the TCL 502 for the following reasons: Firmware TCL 502
If the phone is bricked, stuck in a boot loop, or won't take OTA updates, you may need to manually flash firmware using SP Flash Tool (for MediaTek chips) or TCL’s proprietary upgrade tool.
Warnings:
Typical manual flashing steps:
Requirements:
Steps:
On the TCL 502: