Thank you sturner & alternaut for your replies.
I do have leopard and I have just taken a look at boot camp
which seems the way to go for me.

I have a complete backup in case I goof off.

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