Playbook installation method

Follow these steps in order. The full process (Windows reinstall, updates, Atlas installation) takes about 30–45 minutes. Atlas installation alone takes about 15 minutes. Before continuing, see who Atlas is for.

Step 1: Download Windows ISO

You need a clean Windows 11 ISO to reinstall Windows.

Which version?

Intel/AMD CPUs use x64. ARM (Snapdragon) systems use ARM64. Make sure you download the correct ISO for your CPU architecture.

Architecture

Which should I download?

Intel/AMD CPUs use x64. ARM (Snapdragon) systems use ARM64.

To check your system: open Settings → System → About and look at System type. See how to check your CPU architecture for more detail.

You may lose internet after Windows installation if network drivers are missing.

Download now:

  1. Search for your motherboard or device model + “network drivers”
  2. Download the latest drivers
  3. Save to a USB drive or external storage

Can't find drivers?

Check your manufacturer’s support page or search Device Manager for your network adapter name.

Step 3: Reinstall Windows

Choose your installation method below.

Best for: Users already running Windows who want the easiest installation method.

  1. Disconnect internet (unplug ethernet, disable Wi-Fi)
  2. Mount the ISO:
    • Right-click downloaded ISO Open With File Explorer
    • Note the drive letter (e.g., H:)
  3. Launch Windows Setup:
    • Press Win + R
    • Type: H:sourcessetup.exe (replace H with your drive letter)
    • Press Enter Accept UAC prompt

BitLocker Error?

See our BitLocker instructions to suspend BitLocker first.
  1. Complete Windows Setup:
    • Select No thanks when prompted for updates
    • Uncheck "I want to help make Windows installation better"
    • Click I don't have a product key
    • Choose Windows Pro (or Pro for Workstations/Enterprise)
    • Accept the license Custom: Install Windows only (advanced)
    • Select your Windows drive Next OK (Windows.old warning)
    • Wait for installation to finish (~15-20 minutes)

Step 4: Initial Windows setup

  1. Select language and keyboard layout
  2. Press Shift + F10 Command Prompt opens
  3. Type: start ms-cxh:localonly Press Enter
  4. Create account:
    • Enter username, password, security questions
    • In Privacy section: Turn off all options Accept

Step 5: Choose driver method

Recommended for: Beginners who want the easiest setup.

  • Connect to internet
  • Windows installs drivers automatically
  • Proceed to Step 6

Step 6: Update Windows and Microsoft Store apps

Update Windows and Microsoft Store apps before installing Atlas.

  1. Update Windows:

    • Settings Windows Update
    • Install all updates (including optional updates)
    • If paused, click Resume Updates
    • Restart your computer if prompted
  2. After restart (if applicable):

    • Check Windows Update again and install any remaining updates
    • Repeat until no more updates are available
  3. Update Microsoft Store apps:

    • Open Microsoft Store
    • Click Library (or search for “Updates”)
    • Click Get updates to update all apps
    • Wait for all updates to complete
  4. After restart (if applicable):

    • Open Microsoft Store again
    • Check for updates again to confirm everything is current

Important

Update Windows and Microsoft Store apps fully before proceeding. After restart, check both again.

Step 7: Install AtlasOS

  1. If using Manual Driver Installation:

    • Run Disable Drivers Installation in Windows Update.reg from the extracted Atlas Playbook folder on your desktop
    • Restart your computer
  2. Download AtlasOS:

    • Open Edge Go to atlasos.net
    • Click Get started Already following the guide?
    • Download Atlas Playbook and AME Beta
  3. Extract files:

    • Extract both to desktop
  4. Install AtlasOS:

    • Open AME Beta.exe
    • If SmartScreen warning: More info Run anyway (safe to ignore)
    • Click Updates Update AME Beta if available
    • Drag Atlas Playbook.apbx into AME Beta
    • Follow on-screen instructions

AME Beta deleted?

Add it as an exclusion in Windows Security or disable Real-time protection temporarily.

Installation complete

Your system will restart automatically.

Next steps

Follow the First Setup guide:

  • Install drivers
  • Configure Atlas settings
  • Optimize hardware