Do the trick
Definition 1 of 1
Pro Tip 1/3Colloquial Usage
Used informally in everyday conversation, not in formal writing. 
If your phone's frozen, restarting it should do the trick.
Pro Tip 2/3Problem Solving
Implies a simple or effective solution to a specific problem. 
A dab of oil on the hinge did the trick, no more squeaking door.
Pro Tip 3/3Success Connotation
Often suggests the success of an action was somewhat uncertain. 
I wasn't sure if the patch would hold, but it did the trick.