Enlarge / The update prompt for macOS Big Sur 11.2. (credit: Samuel Axon)
Today, Apple pushed out a small update to its macOS 11 Big Sur operating system for supported Mac laptops and desktops. Labeled Big Sur 11.2, the update "improves Bluetooth reliability" and fixes a number of bugs.
Those bugs include one widely reported issue with the Mac mini in which external displays would show only a black screen when using an HDMI-to-DVI converter. Also, it fixes an issue where the System Preferences panel would not unlock after a user enters their password in some cases, as well as a bug that sometimes prevented changes made to Apple ProRAW images from saving.
These are the release notes that accompany the macOS update:
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source https://arstechnica.com/?p=1738725