Does he have a graphics card? Obviously, or he wouldn't even be able to run Windows. Is it me, or does the "I" key release black smoke, and white contrails appear automatically when I hit my filed cruise altitude?
Portcolumbus, white contrails appear when you reach more than 30,000 feet.
Usually you can't realease smoke with "I" on most a/c exept if you download effects or a/c with a/c or i think on some FS default a/c. (which ?)