Often, Steam didn't fully close during your last session, so it's running in the background but failed to open the UI. Press to open the Task Manager .

If you’ve tried everything and still face the issue, visit the original source of the online fix (e.g., Online-Fix.me forum) and look for a thread specific to your game. Often, other users have found a game-specific workaround—perhaps a modified .dll or a custom batch file that launches Steam in a special way.

Click the tab (or Processes if it’s a small list).