It’s all in the title. I often get the beachball! Slow to open, slow to change menus, huge memory usage.
I have to qui all other apps. Indexing is terribly slow.
Not usable at he moment for my professional requirements.!
I am running Photolab2 on an iMac (Mojave, Retina 4K, 21.5-inch, 2017, 3 GHz Intel Core i5, 16 Go 2400 MHz DDR4
Photos on an external USB drive (No problem with LR or C1)