If you uploaded a photo to Family Tree Builder and it's not in the correct format, i.e., it's horizontal but should be vertical, here's how you can fix it:
1. Go to the "Photos" section on Family Tree Builder.
2. Select the photo you would like to fix and click on the button "View" on the top of the photos list:
3. In the new window that opens, click on "Edit" and select "Edit Image":
This will open the photo on Paint.
4. On Paint you can click on the rotate buttons to fix the photo position:
5. When you're done fixing it, save the image and it will be automatically save also on Family Tree Builder. You can then close all the window.
Important:
Don't forget to save the fixed image before closing all the windows and going back to Family Tree Builder!