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Except that that may not really tell you much. If you have a system that is working, and are worried that Catalina might make it no longer work as it did before
by robbrown451 7y ago
Except that that may not really tell you much. If you have a system that is working, and are worried that Catalina might make it no longer work as it did before, you don't learn a lot by installing on a new volume or virtual machine.
- least 7y agoThat's a risk inherent with any upgrade to any software. The answer is ultimately that you can't know without trying it on your system. The best thing you could do is to create a cloned backup of your drive or use time machine to restore it if it doesn't work out.