Often, yes—but not always. The "S" variant may have different RAM or tuner hardware. Check with the seller first. Flashing the wrong cross-model firmware can permanently brick the board.
: Includes a hidden factory mode for advanced settings like screen inversion (mirroring), color calibration, and backlight current adjustment. tpvst59p67 software
If you have the correct .bin file, here is the general procedure to flash the TP.VST59.P67 board: Often, yes—but not always