Resolution when TFS-connected project is not "marked" as closed when using Studio "X" button to close.
Investigation Steps in Studio:
- Get the project from TFS
- Check out file
- Do the changes
- Check-in file (do not close file in Studio)
- Close Studio Above process keeps file checked out for developer even earlier Studio versions did not keep that file open if it was checked in and Studio was closed.
Resolution:
- Update Studio to version 20.10.3 or higher .