Hi,
Can you please help check:
- Install WinAppDriver version 1.2 onwards. You can download the latest WinAppDriver version from the WinAppDriver GitHub project here: WinAppDriver.
- Try Start application with title https://docs.katalon.com/katalon-studio/keywords/keyword-description-in-katalon-studio/windows-keywords/windows-start-application-with-title#ar[…]e1
As well, it will be much better if you can show us the recording. Thank you!