Clean the surface thoroughly
Remove dust, grease, and soap residue
Rinse off any cleaner completely
Dry the surface and suction cup fully
Warm the suction cup slightly
Press the suction cup firmly into place
Push out all trapped air
Use a smooth, nonporous surface
Avoid textured, dirty, or curved surfaces
Moisten the suction cup lightly if needed
Replace worn or hardened suction cups
Check the seal regularly and reattach if necessary