How to switch Identities in Outlook Express 5 Operating System(s): Windows 95, Windows 98, Windows Me, Windows NT 4.0, Windows 2000 Application: Microsoft Outlook Express Application Version(s): 5.x It's easy to switch between multiple identities in Outlook Express, simply choose Switch Identity from the File menu. How to switch Identities in Outlook Express 5 1) Double-click the Outlook Express icon. 2) From the File menu, click Switch Identity, and choose . 3) Select the identity you would like to switch to in the list. 4) In the Password field, type the password for this identity. 5) Click the OK button. You have successfully switched identites in Outlook Express.