How to refresh your access token?
To generate a new Facebook access token of refresh the current one:
1. When logged-in to CommentGuard go to Account Settings > Pages.
2. Click on the blue Sign out button to disconnect from Facebook.
3. Click on the blue Login with Facebook to restart the permission dialog.
4. Click the Edit Settings button.
5. Make sure all the pages you'd like to use with CommentGuard are checked.
6. Make sure all permissions are enabled.
7. Complete the permission dialog.
You'll be redirected back to CommentGuard, with a renewed access token.