SmartAlbums 3 and X require newer operating systems (macOS 11+ / Windows 10 20H2+). Version 2.1.13 runs smoothly on Windows 7/8/10 and macOS High Sierra through Catalina. If you are still using a 2015 MacBook Pro or an older Windows workstation, 2.1.13 is a perfect fit.
Use the arrow keys to cycle through layouts until it "clicks."
Avoid cracked versions. They often contain malware, lack lab updates, and may corrupt your album exports.