Guide basé sur des sources officielles

Windows 10 Product Key Activation Guide

Step-by-step Windows 10 product key activation guide with official Microsoft download and activation sources.

DifficultéEasy
Temps estimé10 minutes
Type de licenceClé de produit
Dernière vérification7 juil. 2026
Statut du guideVérifié

Before you start

Use the official Microsoft Windows 10 download page and activate only through Windows settings or the Microsoft activation wizard.

Étapes d’activation

Download Windows 10 from Microsoft

Use the official Microsoft Windows 10 software download page to download the Media Creation Tool or ISO.

Illustration de Download Windows 10 from Microsoft

Open Activation settings

Open Settings, then Update & Security, then Activation.

Illustration de Open Activation settings

Change product key

Select Change product key, paste the 25-character key, and follow the activation prompts.

Illustration de Change product key

Check activation status

Windows should show an activated status after successful validation.

Illustration de Check activation status

Dépannage

Edition mismatch

The installed Windows edition must match the key edition.

Activation server unavailable

Wait a few minutes and retry with a stable internet connection.

FAQ

Can I use a Windows 10 key on Windows 11?

Use the guide that matches the product and edition purchased. Contact support if you are unsure.