A: You cannot officially. Steam forces updates. You would need to find an obsolete 2.1 executable, but you will lose all new features and online access.
A: You could run the Android version via BlueStacks, but you will get worse performance and no native keyboard optimization. Just buy the Steam version. Geometry Dash 2.2.13 Pc Download
The "2.2" update cycle is the largest in the game’s history, introducing more than just new levels. If you are updating from an older version, here is what to expect: Everything You MISSED in Geometry Dash Update 2.2 A: You cannot officially