When your treadmill belt is broken, you will be confused. In this case, you have several options: repair or replace the running belt. Here are some possible ways.

1. Check the warranty. If your treadmill is still under warranty, you can repair or replace the running belt for free. Find your warranty document, see what options you have, and then contact the manufacturer.

2. Replace it yourself. If the treadmill is not under warranty, or the warranty does not cover the running belt, you can replace it with a new running belt yourself. Check whether the running belt is compatible with your treadmill. Running belts can generally be bought in professional fitness equipment stores.

3. Ask a professional to replace it. You can ask a professional to replace the running belt. They can help you find the right running belt and replace and install it for you. In addition, professionals can also check other functions of the treadmill to ensure that they all work normally.

4. Buy a new treadmill. If the treadmill is too old or has frequent problems, you may need to consider buying a new treadmill. This may be a more expensive option, but it may be worthwhile if you need frequent maintenance.

In short, don't panic when your treadmill belt breaks. Considering the above methods comprehensively, choose the method that suits you best to solve the problem.