Fix: MAPI32.DLL is corrupt or the wrong version when opening Outlook 2003

When opening Outlook 2003, you might have the error “MAPI32.DLL is corrupt or the wrong version“. This can be if you had a newer version of Microsoft Office, un-installed it and installed Microsoft Office 2003. This can be fixed by renaming the MAPI file on your computer as above:

Goto C:\Program Files\Common Files\System\Msmapi\1033
Rename Msmapi32.dll to Msmapi32_old.dll
Open Outlook