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 How to make Win Update Delivery Optimization work?, Help needed

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dcheah
post Dec 7 2020, 03:31 PM

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From: Kajang


QUOTE(Skylinestar @ Nov 8 2020, 10:52 AM)
I have 2 computers. PC1 & PC2. Both of them are connected to the same router. Both are running Win10 20H2. Network profile is set as private on both of them. Metered connection off. Both running Win10 20H2. Everything else is at stock (didn't mess with services and group policies).

PC1 is powered every day. It receives daily Windows Update.

PC2 is powered only once a week.

Delivery Optimization is enabled with the option of downloading from PCs on my local network.

However, it seems PC2 is still downloading Windows Update from the internet instead. In Settings > Update > Update History > Quality Updates, I see it has downloaded and installed KB457931. KB4579311 is already installed successfully on PC1 2 weeks ago. Why is PC2 not grabbing KB4579311 from PC1?

What's going on here?

user posted image

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If PC1 still have the downloaded Windows Update copy then PC2 will be able to download from PC1.

If PC1 no longer have that updates, then PC2 will download directly from Microsoft Update server.

If PC1 is in use, the upload speed to PC2 is usually slow.

If your router is busy with all the devices connecting to the internet, then the download at PC2 might looks like its downloading from Microsoft Update server.


 

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