Sim Update 4 Beta (1.6.23.0) Release Notes - November 7, 2025

RELEASE NOTES Sim Update 4 Beta - 1.6.23.0

If you are playing on PC, outdated packages in your community folder may have an unexpected impact on the title’s performance and behavior.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 memory leak and a crash when you’re in Free Flight with ATC open, restart , then stay in rtc
  • Fixed a crash in the cabin service navigation graph system.
  • Fixed a crash in the METAR system.

General Bug Fixes

  • Fixed company name always rendered right to left in freelance when spawning in place where local alphabet is rendered right to left

Traffic

Marine Traffic

  • Removed Flight Simulator 2020 ships and replaced them by Flight Simulator 2024 ships for the living world in low graphic preset

Multiplayer

  • Fixed Multiplayer nametags not visible over 5 Miles

DevMode

General

  • Fixed possible crash in the Aircraft Capture Tool if the selected aircraft is not correctly loaded

Scenery Editor

  • Fixed floating simobjects (e.g. flames on oilrigs)

SDK

SimConnect

  • Fixed EnumerateSimObjectsAndLiveries interface with Wasm which made the call of this function ineffective

  • Fixed SimConnect_SubscribeToFacilities(_EX1) that has been broken on SU4

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