To take a photo from the Camera app:
Press and hold the shutter button on the side of your printer to open the Camera app.

To take a photo from the Insta-Share Printer app:
Edit photo as needed.
You can crop, rotate, add a border, apply a filter, add text and stickers, adjust colors, and more. Edited photos are saved on your phone after you print them.
Touch Print
Be careful not to block the printer paper slot.
Touch Print.
Be careful not to block the printer paper slot.
You can print pictures from other apps that have photos, such as Instagram, Facebook, or your Photos app, and photos you downloaded.
From the other app, open the photo you want to print, touch
then select
Insta-Share Printer.