Hyperlinks Not Working in Outlook


When I try to click a hyperlink in Outlook, I get an error message that reads:

This operation has been cancelled due to restrictions in effect on this computer. Please contact your system administrator.

Your organization's policies are preventing us from completing this action for you. For more info, please contact your help desk.


  • Microsoft Windows 10
    • Microsoft Outlook 2016


First, make sure your default browser is set to your preferred browser.

  1. Right-click the Start Menu and select Apps and Features.
  2. On the left, select Default Apps.
  3. Under Web Browser, select your preferred browser. WKU ITS recommends either Google Chrome or Mozilla Firefox.

Next, make sure your HTTP protocols are correctly set to this same browser.

  1. At the bottom of the page, select Choose default apps by protocol.
  2. Scroll down and verify that both HTTP and HTTPS match your preferred default browser.

Lastly, make sure that the Windows registry has the correct setting for .html.

  1. Right-click the Start Menu and select Run.
  2. In the Run field, type regedit and hit ENTER.
  4. Scroll down and click on .html.
  5.  Double-click on Default.
  6. In the Value data field, type htmlfile and click OK.
  7. Exit and save changes.
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Article ID: 3306
Wed 5/15/19 2:45 PM
Thu 5/16/19 2:16 PM