Community-maintained archives often host these versions. A known directory for these files is often linked in the Mobile01 discussion thread or the Logout.hu forum .
This is the primary source for TCL firmware. Search the TCL Android TV or Thomson TV threads. You will likely find the "part05.rar" as part of a larger split archive. Download S586T02 LF1V628 part05 rar
Users in tech communities typically share these multi-part RAR files on specialized forums or cloud drives. Here are the most common places to find this specific firmware: Community-maintained archives often host these versions
If you are performing a "deep" update, you usually need the .pkg file (for USB recovery) rather than the smaller .zip OTA update. Make sure the file you extract is named correctly (e.g., Update.pkg ). Search the TCL Android TV or Thomson TV threads
There are specific "TCL Android TV" update channels where users share the split RAR files directly. Important Installation Notes
TCL 50P6US 50吋4K 簡易使用心得分享(第33頁) - Mobile01