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Cities: Skylines II
Cities: Skylines II
Simulation
Iceflake Studios, Colossal Order · Paradox Interactive·$49.99
Feb 26, 2026 · 6mo ago

Hotfix - Patch 1.5.5f1

AI summary3mo

A hotfix focusing on reverting incorrect lighting values, fixing Global Illumination settings, and addressing minor UI and system bugs.

Images © Cities: Skylines II via Steam

Buffs4

  • LightingGlobal Illumination:Global Illumination setting can now be enabled correctly, fixing a bug that prevented the setting from applying.Enabled
  • User Interface
    • Color Customization:Camera zoom now functions while the color customization color wheel is open.
    • Development Tree:Improved the visibility of the title text within the development tree for better readability.
  • SystemAutosave:Fixed an issue where the Autosave setting state would occasionally reset unintentionally.

Other changes1

  • LightingReduced the indirect multiplier back to its original value after it was unintentionally set too high in the previous patch.Original Value

subjects affected (3)

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How did this patch land?
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official notes
Cities: Skylines II · Feb 26, 2026

Patch history

see all 6

  1. Hotfix - Patch 1.5.10f1Jun 1, 2026 · 3mo

    Hotfix 1.5.10f1 addresses critical saving issues and 'NotSupportedException' errors affecting old save games and custom maps.

  2. Hotfix - Patch 1.5.8f1May 5, 2026 · 3mo

    Hotfix addressing significant startup loading time issues caused by Paradox Mods localization entries and general stability improvements.

    +2
  3. Hotfix - Patch Notes 1.5.3f1Dec 10, 2025 · 8mo

    Hotfix 1.5.3f1 addresses a specific UI issue regarding mod loading.

    +1
  4. 1.3.3f1 Patch NotesJun 11, 2025 · 14mo

    Version 1.3.3f1 focuses on extensive cargo system fixes, stability improvements, Easy Mode balancing, and the addition of new piers, quays, and bridges.

    +53
  5. Patch Notes for 1.0.11f1Oct 26, 2023 · 34mo

    A performance-focused update targeting rendering optimizations, stutter reduction, and critical crash fixes.

    +5

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