If the paper that you have put in the machine is jamming, then this could be for a multitude of reasons. The two most common causes of this issue are a) cheap paper and b) paper that’s too thick.
To avoid any future paper jamming issues, do your research to find out which papers are/aren’t compatible with your machine. The standard paper thickness for most machines is between 80gsm & 120 gsm.
Why is the paper jamming in the machine?
