PatchDiff
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DCS World Steam Edition
DCS World Steam Edition
SimulationFree To Play
Eagle Dynamics SA · Eagle Dynamics SA
Dec 4, 2019 · 80mo ago

DCS 2.5.5.40603 Open Beta 2019-12-04

AI summary2h

Introduces the JF-17 Thunder and provides various stability fixes, aircraft bug fixes for the F-16C, F/A-18C, and AJS-37, and updates to the M-2000C Red Flag campaign.

Buffs13

  • F-16C Viper
    • FCR:Fixed an issue where the FCR did not produce mid-course updates for missiles, improving missile reliability.
    • FCR:Fixed the ACM Radar Lock problem, improving close-in combat tracking.
    • FCR:Fixed a bug where all target symbols disappeared from the FCR screen in EXP mode.
    • Countermeasures:Fixed incorrect countermeasure counts after rearming.
    • Countermeasures:Fixed a bug where the countermeasure program would not run if either chaff or flares were empty.
    • Added centerline fuel tanks to missions originally designed with them, increasing fuel capacity.Added
  • AJS-37
    • Aircraft are now repairable, increasing longevity in missions.NoYes
    • HUD:Corrected HUD height information when setting altitude reference via HÖJD switch.
  • F/A-18C Hornet
    • OBOGS:Fixed a critical bug where OBOGS failure caused pilot death even while on the ground.DeathFixed
    • Data Link 16:Data link 16/MIDS between F-16 and F/A-18 clients is now functional, improving coordination.Working
    • Autostart:Fixed autostart functionality in cold weather conditions.
  • M-2000C Red Flag CampaignAI Wingmen:Updated numerous missions to fix AI wingmen and flights not following their lead.
  • GeneralFixed multiple crashes including RTC crash during MP replay and crashes when entering servers with JDAMs in flight.

Other changes3

  • JF-17 ThunderIntroduced the JF-17 Thunder by Deka Ironwork Simulations to the simulation.Added
  • F-16C ViperLights:Adjusted brightness and fixed flashing for inlet and wingtip lights.
  • P-51DUpdated external, internal, distance, and startup/shutdown sounds for the P-51 Mustang.Updated

subjects affected (7)

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How did this patch land?
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official notes
DCS World Steam Edition · Dec 4, 2019
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Patch history

see all 49

  1. DCS 2.9.27.25183.5Jun 23, 2026 · 3w

    Update focusing on missile seeker physics for AIM-7 and R-27, various aircraft bug fixes, and campaign mission refinements.

    +73
  2. DCS 2.9.26.23303May 5, 2026 · 2mo

    DCS 2.9.26.23303 focuses on stability fixes for the core engine and AH-64D, seeker lock adjustments for several missiles, and mission tuning for the AV-8B campaign.

  3. DCS 2.9.25.21402 UpdateMar 19, 2026 · 4mo

    DCS 2.9.25.21402 focuses on AI aircraft stability, significant flight model and system refinements for the La-7 Early Access, and various campaign mission updates.

    +12
  4. DCS 2.9.24.20232Feb 11, 2026 · 5mo

    DCS 2.9.24.20232 focuses on stability fixes for core systems, localization updates for several Heatblur aircraft, and specific mission adjustments across various campaigns.

    +2
  5. DCS 2.9.22.17913 UpdateDec 2, 2025 · 7mo

    DCS 2.9.22.17913 focuses on extensive stability fixes and EFB enhancements for the C-130J, including the removal of the AVX CPU requirement.

    +4
  6. DCS 2.9.21.16552 UpdateOct 28, 2025 · 8mo

    DCS 2.9.21.16552 focuses on stability hotfixes for specific modules, a multiplayer slot bug fix, and AI behavior improvements for the Iron Tide campaign.

  7. DCS 2.9.20.15384 UpdateSep 24, 2025 · 9mo

    Update 2.9.20.15384 introduces the Iron Tide campaign, significant fixes and additions for the MiG-29A, weapon balancing, and various stability improvements across multiple aircraft.

    +8
  8. DCS Update 2.9.18.12899Jul 28, 2025 · 11mo

    Stability update focusing on crash fixes for the F-16C, AH-64D, and carrier landings, alongside a scripting API rollback.

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