OS 10.14.6 I'm thinking of installing Ventura on an external HD just to see if I can manage it. I wiped the disk and it is OS extended etc and qualifies to install.
I was thinking of making it the start-up disk and then trying to install it from there as a bootable drive. Is that possible?

jaybass

OS 13.6.6 iMac (Retina 5K, 27", 2017, 3.4 GHz Intel Core i5, 24 GB RAM, 2400 MHz DDR4. SuperDuper. 1 TB Lacie HD