How do I set my cash drawer to open automatically on iPad?

Setup

•  Retail POS for iPad

Steps

1. Tap on the three horizontal lines in the top left
2. Tap Settings
3. Tap Hardware
4. Find your receipt printer on the right
5. Tap on the receipt printer
6. To the right of Automatically print receipts at the end of the sale tap the toggle button to switch this into the on position