If you experience the error code H7111-1931 when trying to stream Netflix in Windows 8, follow the troubleshooting steps below to resolve the issue.
In Internet Explorer, select the Gear icon () or Tools from the upper-right corner of the window.
Select Internet Options.
Select the Security tab.
Select Trusted Sites, then select the Sites button.
Uncheck Require server verification.
Delete anything related to Netflix in the Websites: field.
If you do not see anything related to Netflix, continue to the next step.
Type *.netflix.com in the Add this website to the zone field.
Select the Add button.
Select the Close button.
Try Netflix again.