Print with AirPrint
1. Open the app that you want to print from.
2. To find the print option, tap the app's share icon — or — or tap.
3. Tap or Print. ...
4. Tap Select Printer and choose an AirPrint-enabled printer.
5. Choose the number of copies or other options, like which pages you want to print.
6. Tap Print in the upper-right corner.
For more information: Canon printer support number