How To Get Windows Off Stickers. Ice: Hold an ice pack over the sticker for a few minutes to cool off the adhesive. Then, use a razor blade to remove the sticker.
Leave the wet cotton ball on the car sticker for a few minutes to allow the alcohol to loosen the adhesive. To remove stubborn adhesive residue, dip a corner of the microfiber cloth in rubbing alcohol. Continue scrubbing until all of the glue residue has lifted.
Also, be sure to power off and unplug your laptop.
With your damp microfiber cloth (or something similar), apply a little pressure to the area with the adhesive and rub back and forth.
After that, dip the sticky labels you want to remove into this bucket and keep them submerged for several seconds. Depending on the adhesive, you may be able to just rub it into balls and off with your fingertips. Use your fingernail to scrape off any glue spots that still remain after scrubbing with the rag.