How to Fix Spell Check for Outlook Express

1. Download a copy of the csapi3t1.dll file. (See Resources for a link.) Choose 'Save' in the download box and select a location to put the file.
2. Double-click the file to install it and let the installation wizard take you through the steps. Click 'Run' in the first window and then 'Yes' when asked if you want to install it.
3. Restart Windows. Once the computer has rebooted, open Outlook Express. Click on 'Tools,' 'Options' and then 'Spelling' in Outlook. Select the 'Always check spelling' to enable it.