Windows Update Delivery Optimization: FAQ

Windows Update Delivery Optimization lets you get Windows updates and Windows Store apps from sources in addition to Microsoft. This can help you get updates and apps more quickly if you have a limited or unreliable Internet connection. And if you own more than one PC, it can reduce the amount of Internet bandwidth needed to keep all of your PCs up-to-date. Delivery Optimization also sends updates and apps from your PC to other PCs on your local network or PCs on the Internet.

How does Delivery Optimization work?
How is my PC used to send apps and updates to other PCs?
How do I turn Delivery Optimization off?
What security measures are used in Delivery Optimization?
Can Delivery Optimization access my personal files?
Will Delivery Optimization download over metered connections?

Learn more about Windows and privacy


Article ID: 12446 - Last Review: Apr 27, 2016 - Revision: 16

  • Windows 10