Browser version

Stack Overflow for Teams supports the current and one previous stable release only of most common browsers and does not support developer or beta releases. Some browsers are partially supported and not all site functionality will work, but bugs may still get fixed at Stack Overflow's discretion.

Browser	Support	Comments
Firefox	Last two versions	See current version.
Chrome	Last two versions	See current version.
Safari	Last two versions	See current version.
Edge	Last two versions	See current version.
Safari for iOS	Partial
Firefox for Mobile	Partial
Chrome for iOS	Partial
Internet Explorer	Not Supported

Third-party services and domains

Stack Overflow also relies on several third-party services and domains for things like authentication and email communications which may need to be whitelisted by your IT department. For full functionality and the best possible experience, the following resources must be accessible:

External Services	Reason
Google	Authentication (via OAuth)
Facebook	Authentication (via OAuth)
Github	Authentication (via OAuth)

Browser Features	Reason
JavaScript	Basic Site Functionality
Cookies	Authentication and Some Site Functionality

Email Communications	Reason
@stackoverflow.com	Communications directly with Stack Overflow employees and support channels.
@stackoverflow.email	Automatic communications such as registration, password recovery, and newsletters.

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