Inside Windows-Update
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The privacy policy of Windows Update used to be simple. A large banner stating that everything was done "without sending any information to Microsoft" and the lack of suspicious network activity assured us that Microsoft valued our privacy. However, times have changed.
Newer versions of Windows Update send a significant amount of data to the Microsoft update server. Unfortunately, the exact content of the transmission and its relevance to the user's privacy have up to now not been disclosed. Fortunately, times are changing again. This article explains in detail which personal information Windows Update transmits to the Microsoft server.