I upgraded my Mac Pro Trashcan a week ago; it was a fairly complex Catalina installation, with lots of software, graphics utilities (I am a photographer), office applications, and utilities. I have a lot of hardware constantly connected via TB and USB. My NAS is a NAD/DAS via TB2, and I have an external PCIe expansion unit filled to the brim with SSD storage and graphics hardware. I also run Win10 via bootcamp and Parallels as well. All-in-all a system that has been challenging at the best of times.
Following the upgrade to Big Sur, which was such a slow process that once it started up successfully, I was pleasantly surprised. Most things kind of seemed to work... The few things that did not work immediately were all utilities like Onyx, CCC, Little Snitch, DaisyDisk, LiteIcons, and Cyberduck (a week later and some of these have already had upgrades and work now.) Everything BIG just works, and I have yet to experience a decent crash of the OS. I have pushed it to the limit with multitasking and maxing out RAM (I have 64GB), but Big Sur just takes what I throw at it.
Summing this up, this is possibly the best Beta testing I have seen thus far with macOS. Remember the issues with moving from MobileMe to iCloud in Lion? The keychain sync in Alpha-Mavericks, the Finder issues. In Yosemite we tested the Photos app (what a freaking disaster that was), as well as underlying "upgrades" resulting in possibly the worst beta macOS ever. El Cap was finally everything that Yosemite was not, but then in Sierra we tested Siri and iCloud (once again). High Sierra sorted a lot of these problems, but then introduced APFS... Everyone had issues with Mojave, and then came the unmitigated disaster that was Catalina (lol).
I know we all have our own battle scars, but basically for me, Big Sur is pretty OK...
Following the upgrade to Big Sur, which was such a slow process that once it started up successfully, I was pleasantly surprised. Most things kind of seemed to work... The few things that did not work immediately were all utilities like Onyx, CCC, Little Snitch, DaisyDisk, LiteIcons, and Cyberduck (a week later and some of these have already had upgrades and work now.) Everything BIG just works, and I have yet to experience a decent crash of the OS. I have pushed it to the limit with multitasking and maxing out RAM (I have 64GB), but Big Sur just takes what I throw at it.
Summing this up, this is possibly the best Beta testing I have seen thus far with macOS. Remember the issues with moving from MobileMe to iCloud in Lion? The keychain sync in Alpha-Mavericks, the Finder issues. In Yosemite we tested the Photos app (what a freaking disaster that was), as well as underlying "upgrades" resulting in possibly the worst beta macOS ever. El Cap was finally everything that Yosemite was not, but then in Sierra we tested Siri and iCloud (once again). High Sierra sorted a lot of these problems, but then introduced APFS... Everyone had issues with Mojave, and then came the unmitigated disaster that was Catalina (lol).
I know we all have our own battle scars, but basically for me, Big Sur is pretty OK...
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