Sign in with Microsoft
Sign in or create an account.
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.

Warning: The retired, out-of-support Internet Explorer 11 desktop application has been permanently disabled through a Microsoft Edge update on certain versions of Windows 10. For more information, see Internet Explorer 11 desktop app retirement FAQ.

About this update

This update turns on the setting that disables SSL 3.0 fallback in Internet Explorer 11. Internet Explorer 11 will now block the connections to websites that fall back from TLS 1.0 or a later version to SSL 3.0 or an earlier version. By default, this update turns on this setting only for protected mode sites in Internet Explorer 11. By default, Internet sites and restricted sites run under protected mode in Internet Explorer 11. This setting can be configured for all sites, protected mode sites, or no sites (not recommended). You can make this configuration through Group Policy, the registry, or a one-click Fix it solution. 

For more information about how to configure this setting, see the configuration steps in the "About this update" section of the following Microsoft Knowledge Base article:

3013210 Update enables SSL 3.0 fallback warnings in Internet Explorer 11

Update information

To enable this update, install the most recent cumulative security update for Internet Explorer. To do this, go to Microsoft Update. Additionally, see the technical information about the most recent cumulative security update for Internet Explorer.

Note This update was first included in security update February cumulative security update for Internet Explorer (MS15-009).


See the terminology that Microsoft uses to describe software updates.

Need more help?

Want more options?

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Was this information helpful?

What affected your experience?
By pressing submit, your feedback will be used to improve Microsoft products and services. Your IT admin will be able to collect this data. Privacy Statement.

Thank you for your feedback!