We also got an email from IT telling us not to update to Big Sur, but not because of any specific problem. Our IT department blocks all major OS updates for a f

We also got an email from IT telling us not to update to Big Sur, but not because of any specific problem. Our IT department blocks all major OS updates for a few months while they do post-launch testing. Big Sur has fewer foundational changes than Catalina did. Most the changes are just UI changes (though I think there were some changes that affect Audio processing apps).