It also includes information on checking for updates to Outlook and installing them.

Assigning a different defaultweb browserin Windows 10 could handle this glitch.

Begin typingdefault appand selectDefault App Settingswhen it appears in the search results.

Windows 10 with the Start menu highlighted

The Default Apps window will open.

opt for web app currently listed underWeb web app.

Choose a different web app, such asMicrosoft EdgeorFirefox, depending on what you have installed.

Windows 10 search window with the Default App Settings option highlighted

exit the Default Apps window and attempt to open a hyperlink in Outlook.

Press theWindows key + Cto open your Charms.

Select theSettingscharm and chooseChange PC controls.

Default apps settings in Windows 10 with the Web Browser section highlighted

The PC prefs window will open.

SelectSearch and apps, then chooseDefaultsin the left pane.

SelectWeb Browserand choose the internet tool you want to use.

Screenshot of Choose an App menu

SelectSet Your Default Programs.

Choose the web surfing app you want to use and then selectOK.

Outlook will check for and install any available updates, which could resolve your issue.

Settings with the Change PC Settings option highlighted

If Outlook is still unable to open hyperlinks, use thebuilt-in repair utilityto fix it.

Search and Apps section in Windows settings with Defaults highlighted

Default apps section in Windows settings with the Web Browser heading highlighted

Start menu in Windows 7 with the Control Panel option highlighted

Control Panel in Windows 7 with the Programs section highlighted

Default Programs window in Windows 7 with the Set Your Default Programs option highlighted

Set Your Default Programs window in Windows 7 with the OK button highlighted

File menu in Outlook with the Office Account section highlighted

Office Account screen with Update Options highlighted

Office Account screen with Update Now button highlighted