Step 1: Open form editor create a multiple line of text field with maximum length 15000 and place it on form.
Step 2: Double click the field created in previous step or select field and click change properties.
Step 3: Click “Control” Tab.
Step 4. Click “Add Control”.
Step 5. From the listed controls ,choose “Pen Control” .
Step 6. Click “Add” button.
Step 7. Enable the pen control it for Web/Phone/Tablet and click “OK”.
Step 8. Save and Publish the form.
Step 9. On UCI or Phone/Tablet you will be able to capture signature by draging the pointing device. Clear and OK options are available with pen control.
Step 10. In classic UI the captured signature will look like this.