How do I enable Accessibility access for TextExpander?
1. Choose System Preferences… from the menu
2. Choose Security & Privacy from the View menu of System Preferences
3. If locked, click the lock icon at the bottom left and enter your admin password
4. Click Accessibility in the list on the left
5. Check both TextExpander and TextExpander Helper in the list on the right
6. Close System Preferences
7. Launch TextExpander
For more visual instructions see our blog post.