Wall pads are protective coverings that you can install in areas like bedrooms, dining room, washrooms where doors are opened and closed regularly. The ultimate purpose is to protect the wall from damage due to knocking of the door handle on the wall when opening.
The cracks on the wall paint looks unpleasant. Repairing does not help to get the original finish. The best option is to fix a protective pad of a lovely color that adds beauty to the wall.