To force users to save *.zip files to the hard drive before opening, add. If you are using this registry entry, a glance at Help | About Microsoft Outlook will show Security Mode: User Controlled above the license information. HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Outlook\Security HKEY_CURRENT_USER\Software\Microsoft\Office\15.0\Outlook\Security HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Outlook\Security Note also that there is no space between extensions. If you are using "mdb url" format and extensions are blocked, add a dot to each extension.
Note that the use of a leading dot was not previously required, however, new security patches may require it. url would unblock Microsoft Access files and Internet shortcuts. For the value for Level1Remove, enter a semicolon-delimited list of file extensions.Under that key, add a new string value named Level1Remove.HKEY_CURRENT_USER\Software\Microsoft\Office\xx.0\Outlook\Security Run Regedit, and go to the appropriate key for your version of Outlook (see list below).
(Always make a backup before editing the registry.) To use this key: Outlook allows the user (or administrator) to use a registry key to open up access to blocked attachments. Recent Outlook Versions | Import to Outlook Express | Outlook Web Access | Tools | More Information Recent Outlook Versions
exe file and must find a way to open it? There are several methods, depending on your version of Outlook. With the rash of recent viruses using *.zip files to get past antivirus filters and bypass Outlook's attachment block, you may want to add the zip extension to the Level1Remove key to force users to save zips to their hard drive before opening or block access to zip files completely by adding zip to the Level1Add key.