According to Microsoft:
"If you receive Windows Update error 80072ee2 while checking for updates, you might need to add the website addresses from which Windows Update downloads updates to your firewall exceptions or "allow" list.
To add the Windows Update websites to a firewall exceptions list
- Windows Firewall ships with this version of Windows and should already include these sites in the exceptions list. If you use a different firewall, refer to the software publisher's help to see how to add these websites to your firewall exceptions list:
From newsgroup posts:
- "My problem turned out to be my antivirus software (bitdefender). Once I turned off realtime scaning updates worked. I didn't think about it because I didn't have firewall with the antivirus software but that did it."
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