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Microsoft Activation Scripts (MAS)

A Windows and Office activator using HWID / Ohook / KMS38 / Online KMS activation methods, with a focus on open-source code and fewer antivirus detections.

Download / How to use it?

  • Right-click on the Windows start menu and select PowerShell or Terminal (Not CMD).
  • Copy and paste the code below and press enter
irm | iex

or (deprecated, will be retired on Aug 31 2024, use above instead)

irm | iex
  • You will see the activation options. Follow the on-screen instructions.
  • That's all.

  • On older Windows builds you may need to run the below command before,
  • The Powershell method does not work on Windows 7. Use the Method 2 - Traditional instead.
  • The URL may be blocked by some DNS services because it is a new domain.

Method 2 - Traditional

  • Download the file under the code button from GitHub or Bitbucket
  • Right-click on the downloaded zip file and extract
  • In the extracted folder, find the folder named All-In-One-Version
  • Run the file named MAS_AIO-CRC32_XXXXXXXX.cmd
  • You will see the activation options, follow the on-screen instructions.
  • That's all.

To run the scripts in unattended mode, check here

MAS Latest Release

Last Release - v2.6 (20-Apr-2024)
GitHub / Bitbucket


  • HWID (Digital License) Method to Permanently Activate Windows
  • Ohook Method to Permanently Activate Office
  • KMS38 Method to Activate Windows/Server Till the Year 2038
  • Online KMS Method to Activate Windows/Server/Office For 180 Days (Lifetime With Renewal Task)
  • Advanced Activation Troubleshooting
  • $OEM$ Folders For Preactivation
  • Change Windows Edition
  • Check Windows/Office Activation Status
  • Available in All In One and Separate Files Versions
  • Fully Open Source and Based on Batch Scripts
  • Fewer Antivirus Detections

Activations Summary

Activation TypeSupported ProductActivation Period
HWIDWindows 10-11Permanent
KMS38Windows 10-11-ServerTill the Year 2038
Online KMSWindows / Office180 Days. Lifetime With Renewal Task

For more details, use the respective activation details in Docs.
To activate unsupported products such as Office on Mac, check here.


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