Tp.rd8503.pa671 Software -

Edit config.ini and change TouchOrientation=0 to 1 (for 180-degree flip) or 2 (for mirror X-axis). Then reboot the device.

Based on the format tp.rd8503.pa671 :

Click Start or Upgrade . The progress bar will move slowly— do not disconnect power or close the application . A full flash takes 90–120 seconds. Upon completion, the tool will display "Verify OK" and the device will reboot automatically. tp.rd8503.pa671 software

Native versions do not exist. However, some users have reported success running the Windows flash tool under Wine 8.0+ with winetricks and a passthrough USB device. This is not officially supported. Edit config