30 seconds or so seems to be about right.

Best way to remove command strips. Hold the heat gun a few inches from the command strip while moving it from side to side for about 30 seconds. Stretch strips slowly against the wall at least. How to remove command strips without peeling paint off the wall stretching.

Once the command strip turns warm, you can hold on to the pull tap. Although they can stay on your wall for years without the adhesive breaking down, the same. Create a book sling or rack.

Cut off a decent length of dental floss so you can grip it well on both ends. Never pull away from wall. First, warm up the adhesive with a hairdryer.

Thread a strip of fabric onto a small dowel, creating a little fabric hammock. Best of all, when you are ready to take down or move your pictures, they come off cleanly—no nail holes, cracked plaster. Learn the proper way to remove command™ picture hanging strips so they won't damage your wall.

Add a little book sling to your office wall or beside table. Tape paper clips to the wall where the corners of your poster need to be, lay the poster over them and use small magnets. One click tells you picture hanging strips are locked in and holding tight.

You don’t properly prep your surfaces. It’s not a good idea to reuse command strips. Grab bottom corners and peel frame from wall.