Mac Mini late 2014 mojave 10.14.6 - my photos won't open!
photos won't open. just get the beach ball - have to force quit. have shut down computer a few times - no difference.
Question marked as
Startup in Safe Mode, followed by a normal restart and try opening Photos.
see > > How to use safe mode on your Mac - Apple Support
It is normally to get a little beach-balling if you have a large Photos Library and a slow 5400rpm Hard Drive. If it takes more that a minute or so, open Activity Monitor in Applications > Utilities and look for a unresponsive or a failed process.
see > Activity Monitor User Guide for Mac - Apple Support
EtreCheck is a good hardware and software checker. Just download and run it, then post back here with the Report.
see > https://apps.apple.com/us/app/etrecheck/id1423715984?mt=12
and/or http://www.etrecheck.com/