To put a garage door back on track, first, disconnect the opener and manually lift the door. Carefully realign the door within the tracks, then secure it and test its operation. Ensure no damage to tracks or rollers.

Realigning a garage door involves disconnecting the opener, lifting the door manually, and carefully repositioning it within the tracks. Ensure tracks and rollers are undamaged and properly aligned for smooth operation. Professional help may be required for complex issues.