Hello - We're sorry to hear that you're unhappy with your glue gun. Here's a link to the manual for help: https://bit.ly/3oVjR3O. Our tools are backed by our warranty. If your glue gun isn't working at all, contact us for help with a replacement. We can be reached at customercare@arrowfastener.com or 800-776-2228. - Your Arrow Fastener Team