KMSAuto Download 2026 — Official Free Windows & Office Activator

KMSAuto is the #1 most trusted free activator for Windows 11, Windows 10, and Microsoft Office 2024/365. With over 12 million downloads worldwide, KMSAuto provides permanent HWID activation for Windows and Ohook activation for Office — completely safe, open-source, and virus-free.

Download KMSAuto — All Versions (2026)

Choose the version that best fits your needs. All versions are regularly updated and scanned for safety.

How to Activate Windows 11 Free with KMSAuto

KMSAuto uses HWID (Hardware ID) digital license activation for Windows 11 and Windows 10. This method provides a permanent activation tied to your hardware that survives reinstalls and updates. No product key needed — just download, run as admin, and click activate.

Complete Windows 11 activation guide →

How to Activate Office 365 Free with KMSAuto

Activate Microsoft Office 365, Office 2024, Office 2021, and Office 2019 using KMSAuto's Ohook activation method. Works completely offline — no internet required. Supports Word, Excel, PowerPoint, Outlook, and all other Office apps.

Complete Office 365 activation guide →

KMSAuto vs KMSPico — Why KMSAuto Is Better

KMSAuto is the modern, safer alternative to KMSPico. While KMSPico is outdated and often bundled with malware, KMSAuto supports Windows 11, Office 2024, uses permanent HWID activation, and is open-source with full code transparency.

KMSAuto vs KMSPico comparison →

Activation Methods Explained

MethodProductsDurationInternet
HWIDWindows 10/11PermanentOnce
OhookOffice 365/2024/2021PermanentNo
TSforgeWindows + OfficePermanentYes
Online KMSWindows + Office180 days (auto-renew)Yes

Supported Products

Frequently Asked Questions

Is KMSAuto safe to use?
Yes. KMSAuto is open-source and regularly scanned with multiple antivirus engines. It contains no malware, adware, or trackers.
Is KMSAuto activation permanent?
HWID and Ohook activations are permanent. KMS activation requires renewal every 180 days (auto-renewal available).
Does KMSAuto work on Windows 11?
Yes, KMSAuto fully supports Windows 11 all editions including Home, Pro, Enterprise, and Education.
Can I activate Office 365 for free?
Yes, KMSAuto uses Ohook method to permanently activate Office 365, 2024, 2021, and older versions.
What is the difference between KMSAuto and KMSPico?
KMSAuto is actively maintained, supports newer products (Windows 11, Office 2024), uses HWID permanent activation, and is open-source. KMSPico is discontinued and often contains malware.