OUTLOOK 98 or OUTLOOK 2000
Run "C:\program files\microsoft office\office\outlook.exe." /checkclient
Answer Yes to:
Outlook is not currently your default manager for Mail and News.
Would you like to register Outlook as the default manager?
OUTLOOK 97
Use Regedt32 to navigate to:
HKEY_LOCAL_MACHINE\SOFTWARE\CLIENTS\MAIL
Double-click the <No Name> value in the right hand pane and set it to MICROSOFT OUTLOOK
Navigate to:
HKEY_CLASSES_ROOT\mailto
Double-click the <No Name> value in the right hand pane and set it to URL:MailToProtocol
Double-click EditFlags and set this REG-BINARY value to 02000000
Double-click URL and clear the entry.
Navigate to:
HKEY_CLASSES_ROOT\mailto\DefaultIcon
Double-click the <No Name> value in the right hand pane and set it to
"C:\Program Files\Microsoft Office\Office\outllib.dll",-12
Navigate to:
HKEY_CLASSES_ROOT\mailto\shell\open\command
Double-click the <No Name> value in the right hand pane and set it to
"C:\Program Files\Microsoft Office\Office\outlook.exe" -c IPM.Note /m "%1"
Shutdown and restart your computer.