You can click on the app when it has finished downloading.
Click on Create New Project.
Pick any of those buttons.I will pick Pictures from my Photo Library.
If you click on the button in the bottom right corner you will be able to color the picture the original color.
If you click on the button in the bottom left corner it will erase your last move.
Save your picture and you are done!
I hope you liked this guide. Thanks for watching.