1, when the zipper is stuck, you can pull the tail of the zipper, straighten the zipper, and then pull it repeatedly from bottom to top to check whether it is smooth. If it doesn't slide smoothly, it is often because something else is stuck on the zipper, so it doesn't slide smoothly. As long as the obstacles are removed, you can return to normal.
2. When the zipper is stuck, pry up the zipper head with pliers, then pull out the clothes and pull up the zipper.
3. When the zipper is stuck, apply the laundry detergent to the zipper with a cotton swab, pull up the zipper, and wipe the laundry detergent clean.
4. When the zipper sticks, coat a layer of wax on the surface of the zipper, and use the lubrication effect of wax to achieve a smooth effect. Wipe the zipper surface back and forth with a candle, and then pull it up a few times from the bottom, and the zipper will be smooth.
5. When the zipper gets stuck, you can use lubricating oil besides waxing. You should choose transparent and clean ones. After dropping a few drops on the zipper pull ring, you can pull it several times repeatedly to achieve the purpose of smoothness.