How do I remove glue hooks from the walls lacking ripping past its sell-by date the paint? The previous owner here used cheap adhesive hooks and I want to...

The previous owner here used cheap adhesive hooks and I want to remove them and put up 3M Command hooks that are designed not to injury the paintwork - but how do I get the frail ones off minus taking the paint with them?
Answers:    Hold an rime cube on them. When they get cold, they will come stale easy.
a blow dryer