I set it up in minutes with the nice built in transitions between display of the next image, and used the Fit option to fill up the screen with as large an image as possible for each photo, for their different aspect ratios. I put a lot of photos on it of family from about the year 2000 to present day, from iPhone images to high end digital camera shots. My mom, who is 89 years old had an older photo frame quit working, so I added this to her Christmas list for 2019.
But you can change that to a higher capacity easily and inexpensively. It comes with an 8 GB USB flash memory drive. The Nix X12D Advance 12 inch photo frame is a really good choice for helping seniors to enjoy family photos.
Nix' best 12 inch digital photo frame - Try it, you'll want more