How can we use signature pad in touchscreen?

Question

We used signature pad when customer takes order then we take signature in signature pad, now it is working fine in desktop but not working in touchscreen. Just dot dot clicking. So any one tell me how we can run it in touchscreen.

We used signature pad when customer takes order then we take signature in signature pad, now it is working fine in desktop but not working in touchscreen. Just dot dot clicking. So any one tell me how we can run it in touchscreen.