Dual Boot Chrome OS and Windows 10/11 on PC

You can install Chrome OS alongside Windows and run both operating systems on the same computer.

This gives you Chrome OS speed + Android Play Store + full Windows compatibility in a single machine.

This guide shows the safest way to dual boot Chrome OS and Windows using the Brunch framework.

Works on Intel and AMD PCs.

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⚠ Important Warning

• Backup your data before starting
• Dual boot modifies your disk partitions
• Disable Secure Boot before installation
• Follow steps exactly

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📥 Required Downloads

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Step 1 — Disable Windows Hibernation

Open Command Prompt as Administrator and run:

powercfg.exe /hibernate off

This prevents boot conflicts.

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Step 2 — Disable Fast Startup

Open Registry Editor and go to:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Power

Change HiberBootEnabled value to:

0

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Step 3 — Disable Secure Boot

Restart PC → enter BIOS → disable Secure Boot → save & exit.

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Step 4 — Install WSL + Ubuntu

Open PowerShell as Administrator:

wsl --install

Restart PC after installation.

Ubuntu will launch and ask for username/password.

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Step 5 — Install Required Linux Tools

sudo apt update && sudo apt -y install pv cgpt tar unzip

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Step 6 — Create Chrome OS Partition

• Open Disk Management
• Shrink Windows partition
• Create new partition (minimum 16GB)
• Name it ChromeOS
• Create folder named brunch

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Step 7 — Extract ChromeOS Files

• Extract Brunch ZIP
• Extract ChromeOS recovery image
• Move all files into ChromeOS folder
• Rename recovery image → chromeos.bin

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Step 8 — Install Chrome OS via Ubuntu

Mount ChromeOS folder:

cd /mnt/(your chromeos folder path)

Run install command:

sudo bash chromeos-install.sh -src chromeos.bin -dst chromeos.img

Choose dual boot when prompted.

Installation takes 20–30 minutes.

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Step 9 — Install Grub2Win Bootloader

• Install Grub2Win
• Click Manage Boot Menu
• Create new entry → Chrome OS
• Paste grub config text
• Apply changes

Set Grub2Win as first boot option in BIOS.

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Step 10 — First Boot into Chrome OS

• Restart PC
• Select Chrome OS in Grub menu
• Wait for Brunch logo
• Chrome OS will start

Complete Google login and setup.

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Choose Correct ChromeOS Image (CPU Guide)

Intel CPUs:
3rd gen or older → Samus
4th–5th gen → Rammus
6th–9th gen → Shyvana
10th gen → Jinlon
11th gen+ → Voxel

AMD Ryzen → Gumboz

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Troubleshooting

• ChromeOS not booting → reinstall grub entry
• Black screen → try different ChromeOS image
• Ubuntu error → reinstall WSL
• No Play Store → update ChromeOS

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Final Result

You now have Chrome OS and Windows running side-by-side on one PC with Google Play Store support.

This gives Chromebook performance with full Windows compatibility.

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