Out of band - An out of band update is a patch releases other than scheduled release date. This is also called a ‘Fix’ for piece of Programming.
Preview Updates - A tested, Cumulative set of new updates that are packaged together and distributed for customers to proactively download, test and provide feedback. This should only be installed on a pre prod environment. If you do not do testing on patches then wait for cumulative update to arrive on a normal schedule.
Cumulative Updates or Quality updates or Cumulative Quality updates - Updates that are bundled multiple updates both old and new. This is a mandatory update . Released every Second Tuesday of the month aka PATCH TUESDAY
Feature Update - This includes new version of the OS. Available Twice a year during spring and fall time. It will include major changes to the OS security, visual appearance
Windows update types
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