This site is being deprecated.
Please see the official X‑Plane Support page for help.
You can try the X-Plane 9 demo. It is generally friendlier to older systems. Get the v9 installer here.
X-Plane doesn't include tutorials and has a pretty steep learning curve for new users. You might want to check out the manual to get started, or take a look at these default keys.
This site is no longer being actively maintained.