Sim Update 3 Beta (1.5.13.0) Release Notes - July 2nd, 2025

RELEASE NOTES Sim Update 3 Beta - 1.5.13.0

If you are playing on PC, outdated packages in your community folder may have an unexpected impact on the title’s performance and behavior.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

Install, Performance & Graphics

  • Modified the new LOD curve to keep a parabole over Screen Size 100% and activated the new curve by default

Flight System

Flight planning

  • Added support for the new “max_cruise_alt” parameter in the [REFERENCE SPEEDS] section of the “flight_model.cfg” file, including loading, serialization, and transfer via JSON.
  • Added support for the new [AIRCRAFT_LIMITS] section in the “flight_performance.cfg” file, including template generation, data loading, export to file, and data transfer via JSON. The section contains a duplicate of the MD-table “cruise_max_altitude_table_by_weight_and_ISA_dev” (as used in the [CRUISE_PERFORMANCE.N] profiles).
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