How to disable the hyperlink balloon that appears in Outlook 2007 when you click a hyperlink in an email.

The warning that appears is:

Opening “path/filename”.
Hyperlinks can be harmful to your computer and data. To protect your computer, click only those hyperlinks from trusted sources. Do you want to continue?

Let’s disable it with the following steps.

1. In Windows XP, Click Start > Run.
In Windows Vista, hold down the Windows key and press R.

2. Type regedit and click OK.

3. Click the plus sign next to HKEY_CURRENT_USER
then Software
then Microsoft
then Office
then 12.0
then Common

4. Right-click a blank area on the right side.

5. Select New > Key.

6. Type Security, and then press Enter.

7. Right-click Security and select New > DWORD Value.

8. Type DisableHyperlinkWarning, and then press Enter.

9. Double-click DisableHyperlinkWarning.

10. Type 1 under Value data and click OK.

Close regedit and restart the computer. The hyperlink warning should no longer bother you in Outlook 2007.

See also: How to disable hyperlink warning messages in 2007 Office programs