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Hearts of Iron IV
Hearts of Iron IV
SimulationStrategy
Paradox Development Studio · Paradox Interactive·$49.99
Jun 12, 2026 · 1mo ago

Hotfix 1.19.0.1

AI summary1mo

Hotfix 1.19.0.1 addresses a specific crash during the Spanish Civil War and a UI bug with DLC icons.

Bug fixes2

  • StabilityFixed a crash to desktop that occurred when Army HQ units were destroyed in combat, specifically during complex scenarios like a 4-way Spanish Civil War.
  • UIThe Together in Arms (TaoG) DLC icon in the main menu now correctly lights up to indicate ownership.

subjects affected (2)

tap to see balance history

How did this patch land?
🔗
official notes
Hearts of Iron IV · Jun 12, 2026

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Patch history

see all 7

  1. HOI IV - Open Beta Summer Edition™Jul 6, 2026 · 3w

    The Open Beta Summer Edition focuses on broad game re-balancing, specifically targeting Regimental Support companies, Line Artillery viability, and naval positioning mechanics.

    +1813
  2. HOI IV - Open Beta Update VMay 13, 2026 · 2mo

    Open Beta Update V focuses on AI naval behavior improvements, stability fixes for large-scale naval battles, and various quality-of-life adjustments to lend-lease and supply tooltips.

    +4
  3. PEace For Our Time | Patch 1.18.1Apr 29, 2026 · 3mo

    A hotfix update focusing on the Czech and Slovak national focus trees, correcting several localization errors, and improving AI behavior for Germany and Slovakia.

    +7
  4. Warships of the Pacific - Hotfix, 1.17.5.2Mar 26, 2026 · 4mo

    A small hotfix focusing on UI and visual bugs within the division designer and tank pool displays.

  5. (Very small) Hotfix - Patch 1.17.4.1Feb 25, 2026 · 5mo

    A small hotfix addressing a bug where research bonuses were permanently active instead of being claimed.

  6. NCNS Patch 1.17.1.1Nov 27, 2025 · 8mo

    Patch 1.17.1.1 focuses on bug fixes for Chinese warlords, AI naval taskforce management, and corrections to Italian naval focuses.

    +2

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