Last updated: June 2, 2026
Step-by-step guide to activate Microsoft Office 365 permanently using KMS technology — no product key purchase required.
123456.KMSPico.exe → Run as administrator. The tool detects and activates installed Office automatically.Navigate to your Office installation directory and run:
> cd "%ProgramFiles%\Microsoft Office\Office16" > cscript ospp.vbs /inpkey:NMMKJ-6RK4F-KMJVX-8D9MJ-6MWKP > cscript ospp.vbs /sethst:kms.windowskms.com > cscript ospp.vbs /act
GVLK for Microsoft Office 365: NMMKJ-6RK4F-KMJVX-8D9MJ-6MWKP · Office 365 Volume License (note: M365 Personal/Family uses a subscription key, not KMS)
This is the one place to be precise: the personal Microsoft 365 subscription (Personal/Family) is account-based and can't be activated through KMS. What KMS does activate is the Microsoft 365 Apps for enterprise / Office 365 ProPlus Volume builds that organisations deploy. For those, KMSPico installs the right Generic Volume Licence Key and activates against a local Key Management Service host.
Open any Office app → File → Account. If it shows a subscription tied to your email, that's the account-based version (sign in to use it). If it shows a volume product, KMS activation applies and the steps above will activate it.
Volume builds activate with the cscript ospp.vbs sequence from an elevated prompt. For the standalone suites, see Office 2021 and Office 2019, or the general KMSPico for Office guide.
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Archive password: 123456
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