The maintenance schedule for a version / feature update of Windows 11 is very convenient!
All new versions of MS Windows 11 are released once a year. You should always install the latest version before the maintenance / support of the current Windows 11 version expires in order to continue to receive full support and support as well as auto updates from Microsoft.
36 months from publication date / auto updates and support
Windows 11 Enterprise, Windows 11 Education
24 months from publication date / auto updates and support
Windows 11 Pro, Windows 11 Pro Education, Windows 11 Pro for Workstations, Windows 10 Home
You can use the old Windows calculator under MS Windows 11, but you have to copy it from the old Windows However, there is the Microsoft Calculator Plus,
Checking, changing, adjusting the screen resolution under Windows 11 can be done very quickly Screen resolution and color calibrations in Windows 11 are