No chance to update tr004. Firmware installed - tr004 savely removed - tr004 restarted - same message that update to FW 1.2 is still open. Please help

Hi, Conneted the TR004 to a Windows-11 PC. Installed Firmware showed 1.2. Ran the update process on the PC but no change. Seems that the current firmware still is running on the TR. After re-connecting the TR004 to my TS431 it shows that a new firmware 1.2 is available. No Version is shown for the…