How to Install Crusader Kings III (v1.20.1.1) on Windows 10/11 PC & macOS Desktop – Full Setup Guide
PC
9.3 GB
2020 Published on, Oct 17, 2026
Last Updated - Nov 09, 2026 [v1.20.1.1]
v1.20.1.1
Latest
Step-by-step installation guide for Crusader Kings III (v1.20.1.1) on Windows 10/11 PC & macOS Desktop. Learn how to unpack, verify permissions, apply updates, and launch without errors.
Release Group
/
Clean Pre-pack
Released
/
Sep 1, 2020
Publisher
/
Paradox Development Studio
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How to Install Crusader Kings III (v1.20.1.1) on Windows 10/11 PC & macOS Desktop – Full Setup Guide Free Download - Game Review
Quick Game Overview & Verification
Verified 100% Working
How to Install Crusader Kings III (v1.20.1.1) on Windows 10/11 PC & macOS Desktop – Full Setup Guide is a GameApplication, Simulation game for Windows / Android / iOS. This tested release features v1.20.1.1 with an estimated download size of 9.3 GB. Pre-installed, DRM-free, verified clean, and ready to play offline with full gamepad support.
Platform
Windows / Android / iOS
Build / Version
v1.20.1.1
Download Size
9.3 GB
File Integrity
SHA-256 Passed
How to Install Crusader Kings III (v1.20.1.1): Download the full desktop archive from the verified mirror below, extract the files to a clean directory using 7-Zip, WinRAR, or Keka, install any bundled runtime dependencies, and launch with administrator privileges.
→ Download Crusader Kings III (v1.20.1.1) Full Archive & Mirrors
Step-by-Step Desktop Installation Checklist for Crusader Kings III
- Download Complete Release: Visit the Crusader Kings III main download page and grab the full archive using IDM, JDownloader 2, or Free Download Manager.
- Prepare Security Exclusion: Add your destination folder to Windows Security exclusions (or clear Gatekeeper quarantine via
xattr -cron macOS) so false-positive heuristics do not block offline activation files. - Unpack Archive: Right-click the downloaded archive and extract using 7-Zip or WinRAR. Avoid extracting inside
C:\Program Filesor cloud-synced OneDrive folders. - Verify Runtime Dependencies: Install Visual C++ 2015–2022 Redistributables and DirectX on Windows if present in
_CommonRedist. - First Launch: Right-click the main executable and select Run as administrator.
More Crusader Kings III Resources: System Requirements | Crash & Error Fixes | Patch Notes
Crusader Kings III – Windows 10/11 & macOS Configuration, Preset & Save Data Paths
When backing up user profiles, presets, or local save data between a Windows Desktop workstation and a MacBook Pro/Studio for Crusader Kings III (v1.20.1.1), check these default desktop directories:
| Desktop Platform | Default User Data / Config / Preset Directory | Backup & Migration Notes |
|---|---|---|
| Windows 10 / 11 (x64) | %APPDATA%\{Crusader_Kings_III}\ or %USERPROFILE%\AppData\LocalLow\{Crusader_Kings_III}\ | Back up this folder before installing a newer version or resetting preferences. |
| macOS (Apple Silicon M1–M4 / Intel) | ~/Library/Application Support/Crusader_Kings_III/ & ~/Library/Preferences/ | Use Cmd + Shift + G in Finder to open hidden Library paths directly. |
Release Metadata Summary – Crusader Kings III
- Title / Package: Crusader Kings III
- Verified Build Version: v1.20.1.1
- Archive Size: 9.3 GB
- Category: GameApplication, Simulation
- Target Desktop OS: Windows 10/11 (64-bit) & macOS Desktop (Apple Silicon M1/M2/M3/M4 & Intel)
- Primary Download Hub: Download Crusader Kings III (v1.20.1.1) Full Desktop Build
Frequently Asked Questions – Crusader Kings III (v1.20.1.1)
Is Crusader Kings III completely free?
Yes, the version offered here is a free pre-installed download. However, the game is a paid product on Steam, and we encourage supporting the developers by purchasing it if you enjoy it.
How do I install Crusader Kings III?
Download the 9.3 GB archive, extract it to a folder excluded from antivirus scans, install any required redistributables from the _CommonRedist folder, and run the game executable as administrator.
What version is this and is it up to date?
This is v1.20.1.1, build 25913294, which matches the latest Steam update from October 15, 2026. The game version is current as of our last check.
Can I use mods with this version?
Yes, mods can be installed manually. Steam Workshop integration is not available in the pre-installed version, but you can place mods in the appropriate Documents folder.
Game Screenshots Gallery
Installation Guide
Step-by-step setup process
1
Game is pre-installed / portable, therefore you do not need to install the game.
2
Just extract the rar / zip file using 7-Zip or WinRAR.
3
Simply launch the game directly from the game executable as Administrator.
Important Notes
- Install necessary apps from Redist or _CommonRedist to ensure game launches without problems.
- Always extract game in Antivirus / Defender excluded folder to prevent false-positive file quarantine.
- Always run the game as administrator.
System Requirements
Minimum specifications needed
Requires a 64-bit processor and operating system
OS
Windows 10 / 11 64-bit
Processor
Intel Core i5-2500K / AMD FX-6300
Memory
8 GB RAM
Graphics
NVIDIA GeForce GTX 660 / AMD Radeon HD 7870
Storage
9.3 GB
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Links Online & Tested
Download How to Install Crusader Kings III (v1.20.1.1) on Windows 10/11 PC & macOS Desktop – Full Setup Guide
Pre-installed direct download links, no installer or license keys needed.
Total File Size
9.3 GB
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