This site is being deprecated.
Please see the official X‑Plane Support page for help.
I'm not sure what exactly you've tried. For help with joystick issues, it's usually most informative to post screenshots of the joystick settings screen & a copy of the log.txt from the main X-Plane folder.
Have you watched the new tutorial video on how to set up joysticks in X-Plane 11? It's at the bottom of the article, and might be helpful as well.
This site is no longer being actively maintained.