I will definitely take your advise re the system folder.

I did reboot into Safe boot, I don't see a cold boot, and after rebooting, the pop-up still persists but since I will not be using any of those files, I guess it won't matter,

The other files in shared, I trashed.

Thank you joe.

jaybass


OS 13.6.4 iMac (Retina 5K, 27", 2017, 3.4 GHz Intel Core i5, 24 GB RAM, 2400 MHz DDR4. SuperDuper. 1 TB Lacie HD