To print from your phone to your Canon printer, you can use the Canon PRINT app, available for both Android and iOS devices. Begin by downloading and installing the app from the respective app store. After installation, confirm that your printer and phone are connected to the same wireless network. Open the Canon PRINT app, select the document or photo you want to print, choose your printer from the list of available devices, adjust print settings if necessary, and then tap the print button. Your document will be sent to the Canon printer and printed accordingly.