Sim Update 4 Beta (1.6.25.0) Release Notes - November 14, 2025

RELEASE NOTES Sim Update 4 Beta - 1.6.25.0

If you are playing on PC, outdated packages in your community folder may have an unexpected impact on the title’s performance and behavior.

If you suffer from stability issues or long loading times, move your community package(s) to another folder before relaunching the title.

Stability & Performance

  • Fixed a rare crash when selecting icon on the worldmap

General Bug Fixes

  • Fixed a hang that can occurs when exiting a flight with a Wasm Aircraft

Install, Performance & Graphics

  • Fixed broken clouds reprojection from 1.6.22

Aircraft

Boeing 737 MAX 8

  • Fixed an issue where the autopilot would not follow the flight director when LNAV was not armed prior to takeoff and subsequently manually activated after takeoff.

Glass Cockpits

G1000 NXI

  • Fixed an issue where the CRS knob did not change the selected OBS course when GPS OBS mode was active.

EFB

  • In the Flight Planner app, fixed an issue where changing runway or procedure for an already selected airport in the route page would delete the selected parking location on the World Map or in a Career mission.
  • In the Flight Planner app, fixed an issue where not enough fuel would be loaded with more complex fuel tank configurations.
  • In the Flight Planner app, fixed an issue where max fuel capacity would be incorrect.
  • In the Flight Planner app, fixed an issue where loading fuel or payload to 100% would sometimes not work.
  • In the Flight Planner app, fixed an issue where the layout could shift when selecting a facility.
  • In the Flight Planner app, fixed a map issue where airport identifiers would be cut off if longer than five characters in the search bar results.
  • In the Flight Planner app, fixed a performance calculations issue where the vertical flight path would sometimes not start at the runway elevation.

Aircraft Tech

Model Behavior

  • Fixed an issue causing the Asobo_AS307_Template ModelBehaviors template to create an approach button with a tooltip contains a state that does not match the current sim state.

Career

  • Fixed an issue where changing departure procedure or runway from the mission briefing screen via the EFB could cause vehicles and aircraft to fly into the air when skipping to taxi

General Bug Fixes

  • Fixed an issue where missions would allow aircraft to take off or land in airports too close to their altitude ceiling
  • Fixed back on track deactivated during shutdown phase

World

  • Fixed loading sometimes ends before the terrain and buildings are properly loaded

SDK

SimConnect

  • Fixed random crash when Data Definitions are cleared while existing requests reference it
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