Also the upgrade process has to be done very carefully as the compatibilty with externally installed apps has to be verified individually. If you are running hardware pre 2013 unfortunately it isnt compatible with big sur. If you also enjoy certain apps on IOs big sur is your best chance to run them on desktop. Most apps are also quite fast with notable speed in safari over other browsers like chrome. Mac os big sur has brought a lot of customizability to mac os, allowing deep changes to safari and the interface. Overall, if you are on the newest non intel based mac, big sur is a no brainer, if you were on the previous version ie catalina then all the newer features introduced then are further enhanced in big sur. Mac os big sur offers quite a lot of changes for old users of mac such as installing IOS apps natively if on the newest hardware, safari has also been supercharged to make one reconsider using other better relied on apps. Upgrading your operating system to macOS Big Sur 11 or later will allow Office updates to be delivered for your apps. Requires a newer Mac to run, so older Macs may not be able to upgrade.Some users have reported app compatibility issues, with some older apps not running correctly on Big Sur.It might not have all the features that some users are looking for.Some users might find the new design too modern and different from what they are used to. Improved data security features to protect against malware and other threats.Streamlined system updates for easier maintenance and security.Enhanced memory management for better performance and stability when running multiple applications.Improved file management with new organizational tools and better performance when working with large files.A new, modern user interface design that is visually appealing and easy to navigate.A new feature for developers to run and debug iOS and iPadOS apps on Mac, making it easier to test and debug apps across multiple platforms.

Overall, the updates to kernels, app management, file management, and developer features in MacOS Big Sur are welcome improvements that make the operating system more secure, stable, and user-friendly.

New mac operating system big sur