1. Tap "Share" icon in gallery
2. There you will see two options: "Decorate" and "Freestyle"
Decorate:- Select one photo: Your photo will come in as the background of your collage with the original ratio, and you can decorate your photo without it being moved or adjusted!
- Select multiple photos: Your photos will be added into a grid!
Freestyle:Photos will be added into a freeform canvas!
Please refer to the collage below: