How to Repair / Install Outlook Express Spell Checker.

If you get an error message when running spell checker on your emails in Outlook Express, the most likely cause is that a file called CSAPI3T1.dll is not installed in your Program Files Common directory.

To correct this :- Copy CSAPI3T1.dll to :-

C:\Program Files\Common Files\Microsoft Shared\ProofAND REBOOT.

If you cannot find this file on your PC or on your Microsoft Windows or Office CDs, you can download it at the link below :-

Download file CSAPI3T1.dll