Windows 10 users switch to Google’s Public DNS after bad ISP DNS setting blocks Windows Update.
Multiple Windows users in the US and UK have been unable to download updates from Windows Update. But rather than the problem lying at Microsoft’s end, the culprit appears to be various ISPs’ domain name system (DNS) settings.
Users have also reported the same DNS issue preventing app updates from the Windows Store and breaking Microsoft’s security feature, SmartScreen.
Windows users pinpointed Comcast’s DNS settings as the source of the problem, and, oddly, found that switching the computer’s network settings to use Google’s Public DNS allowed Windows Update to resume.
Affected people on a separate Xfinity post about the same issue reported that Comcast appeared to have fixed the issue on Thursday afternoon, although the company has not announced the DNS issue has been resolved.
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