My 2012 iMac is running VERY SLOW & the spinning beachball is back!!!
I ran the EtreCheck & will try to attach it.
iMac 27″, macOS 10.15
I ran the EtreCheck & will try to attach it.
iMac 27″, macOS 10.15
Be sure you attach entire report.
If it were me, I'd get a 500GB external SSD and boot from it. That's assuming you can do that on a machine that old. I just don't know.
See this user-submitted tip for how to post the EtreCheck report:
How to use the Add Text Feature When Post… - Apple Community
Any suggestions posted prior to our viewing your complete report are premature, especially if your iMac shipped with Apple's Fusion (hybrid) drive.
My 2012 iMac is running VERY SLOW & the spinning beachball is back!!!