Published by: FlightSim Tech Today Reading time: 8 minutes

However, FSX has a notorious Achilles’ heel: For years, simmers avoided DX10 like the plague due to missing runway lights, black cockpit textures, and shimmering autogen.

The 2021 version specifically improves . Users report being able to complete 8-hour flights without the dreaded "OOM" crash, a miracle for FSX veterans. Part 6: Compatibility with Add-Ons One fear simmers have is: "Will my expensive add-ons break?"