How to Unlock Slots in HOI4: Complete Guide

Unlock more division template slots, production lines, and dockyard slots in Hearts of Iron IV to dominate WWII strategy. This article covers national focus exploits, research boosts, laws, and mods for infinite expansion in Single Player and MP.

From 15 base templates to 100+, learn console commands, achievements, and optimal paths for majors like Germany, USA, and minors.

Division Template Slots Unlock

Base 15, expandable via focuses and research.

  • Extensive Conscription: +5 slots
  • Superior Firepower Doctrine: +10
  • Console: research_on_icon_click

Production & Construction Slots

Key for late-game scaling.

  • Economic Laws: War Economy +3
  • Industry Techs: +1 per level
  • Focus: Autarky +2

Dockyard & Air Base Slots

Naval supremacy requires these.

  • Floating Fortress Doctrine
  • Naval Treaties bypass
  • Man the Guns DLC extras

Console Commands & Cheats

Instant unlocks for testing.

  • allowdiplo
  • pp [amount] for focuses
  • research all

Mod Recommendations

Unlimited slots via mods.

  • Player-Led Peace
  • Expert AI
  • Infinite Slots Mod

Frequently Asked Questions

Max division slots in HOI4?

Up to 100+ with all bonuses and DLC.

How to get more factories?

Focus tree, spies, conquest, construction laws.

Best early slot unlocks?

Political Power for laws, then doctrines.

MP rules on slot unlocks?

Usually house rules; no cheats.

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