How can I enable an e-sign feature?

To enable the e-sign feature, you need to follow these steps.

Web App

• Go to settings from the dashboard
• Under Document Settings, click on the General Settings tab
• Spot the Signature section, enable, and save it

iOS/Android

• Click on Settings 
• Click on Document Settings
• Tap on the Signature tab, enable and save it

Enabling the digital signature feature from the settings would show you the below image in the footer section of your invoice.