Microsoft identified this as the main reason some devices aren’t achieving a ‘fully up-to-date’ state.
By Matthew Humphries January 31, 2022
In a post on the Microsoft Tech Community website, via BleepingComputer, David Guyer, Program Manager for Windows Updates in Endpoint Manager, explains how a device running Windows needs two periods of time connected to the internet (and Windows Update) to successfully update. The first period spans “two continuous connected hours” followed by “six total connected hours” after an update is released.
That total time of eight connected hours ensures any update Microsoft releases for its operating systems will be installed successfully. Guyer says the time a device is powered on and connected to Microsoft services such as Windows Update is referred to as “Update Connectivity” internally. The eight-hour period is therefore known as the “minimum Update Connectivity measurement.”
Read more HERE.