A broken zipper can be annoying, but it’s easy to fix with a few simple tricks. First, check if the zipper is stuck — gently rub a pencil or soap along the teeth to loosen it. If the slider is loose, use pliers to press it slightly for a tighter grip. For missing teeth at the top or bottom, sew a stopper with thread to prevent it from sliding off. If nothing works, you can replace the... https://backpacktips.com/how-to-fix-a-broken-zipper-complete-guide/