Thanks for the reply - appreciated.
I tried running from a command prompt. When running in normal mode it crashes immediately. When running in safe mode, it crashes upon attempting to sync. I get this output in the command window:
Starting Anki 25.07.5…
2025-07-30 08:26:10,265:INFO:aqt.mediasrv: Serving on http:// 127.0.0.1:63345
Starting main loop…
Error: Failed to run (-1073741819): C:\Users\benjd\AppData\Local\AnkiProgramFiles.venv\Scripts/python.exe -c import aqt, sys; sys.argv[0] = ‘Anki’; aqt.run()
Press enter to close…