Prepar3D v5.0 Hotfix 1

If you have experienced issues with P3D v5, or at least to make sure you get the best improvements, you should get the new version with the HotFix 1 of the flight simulator.

Lockheed Martin explains it’s necessary to uninstall first, and then install again the full product with the new setup file.


      • Reduced VRAM usage by automatically reducing texture sizes on distant objects.
      • Variable Refresh Rate (VRR) displays are now supported.
      • Fixed crash that could occur on approach at low altitudes in some cases.
      • Fixed driver hang caused by the ATC window in some cases.
      • Fixed crash when closing camera preview window.
      • Vehicle preview screen now shows interior model if no exterior model exists.
      • Fixed issue causing detached avatar to crash if parent vehicle crashed.
      • Fixed issue causing shadow errors in SimDirector when Enhanced Atmospherics was active.
      • Multichannel host now serializes library effect mappings.
      • IsOnGround now properly set when initializing mobile scenery objects in SimDirector.
      • DLLStop is now called on all DLL plugins before being removed.
      • Fixed issues causing VR views to be out of sync.
      • Fixed issue preventing traffic from clearing in some cases.
      • Fixed issue causing invalid reflections in right eye in VR.
      • Enhanced Atmospherics is now supported in VR stereo and mono modes.
      • Fixed issue preventing AI from taking off and landing at airports in some cases.
      • Improved Enhanced Atmospherics cloud shadows.
      • Fixed issue where adjusting time preview would cause AI to spawn.
      • Fixed crash that would occur when playing a flight recording from command line.
      • Fixed issue causing multiplayer session status to appear differently on client and host machines.
      • Fixed issue causing a crash to occur before user was prompted that VRAM budget was exceeded.
      • Fixed issue where reflections in right eye were one frame behind in VR single pass mode.
      • Fixed issue preventing panel mouse interaction from working in VR in some cases.
      • Reduced intensity of default landing light effect.
      • Improved AI brake behavior on sloped surfaces.
      • Additional improvements to ground contact reaction.
      • Fixed long UI load times if large amounts of add-ons were installed.
      • Fixed issue where GPS broadcast and sound in slew settings were not loaded correctly at startup.
      • Fixed issue where flight plans would reapply if currently active when pressing OK in the options screen.
      • Various Enhanced Atmospherics cloud appearance improvements.
      • Fixed application hang that would occur if VR threw an error in single pass mode.
      • Fixed issue causing vehicle select sort ordering to reverse in some cases.
      • Fixed crash that would occur if a docked view was closed while being moved.
      • Fixe issue where SimConnect_CreateEffect was not initializing PBH values.
      • Added VR cursor settings.
      • Fixed issue where terrain textures would draw on top of each other in some cases.


      • Fixed issue where right rudder could detach from vertical stabilizer in F-35A.
      • Updated TTA paint scheme.
      • Fixed various effect colors.
      • Fixed issue with incorrect sun visor transparency in the CUASE.
      • Fixed bad scenario briefing formatting seen in some resolutions.


      • Improved freeway lane textures.
      • Fixed issue preventing AI push back from occurring.
      • Fixed various water data issues.
      • Updates to several airports and surrounding areas including KSAN, KPVD, KXNA, and KTRI.
      • Fixed VMMC taxiway elevation issues.
      • Fixed various bridge issues.


    • Fixed issue with FX tool not loading certain values from effect files in some cases.
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