2003 allow the user to use a registry key to open up access to
blocked attachments. (Always make a backup before editing the
To do this, follow the next
- Open the registry editor Start -> Run, type
regedit and click OK.
(change 10.0 to 9.0 for Outlook 2000 SP3 or to 11.0 for Outlook
2003) (see picture 1).
- Under that key, add a new string value named
- For the value for Level1Remove, enter a semicolon-delimited
list of file extensions. For example, entering this:
would unblock Microsoft Access files and Internet shortcuts. Note
that the use of a leading dot was not previously required, however,
new security patches may require it. If you are using
"mdb;url" format and extensions are blocked, add a dot to each
extension. Note also that there is not a space between
The modifications you made will be in
effect after you restart Outlook.