Learn how to use the Activation troubleshooter to resolve common activation issues in Windows.

Découvrez comment installer, réinstaller ou activer Microsoft 365 ou Office 2019 sur un PC ou Mac.

Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.

With Microsoft Edge, you can turn on sync to browse the web on all your devices, keep your favorites organized, and more.

Learn how to use eye control in Windows to type with an on-screen keyboard, communicate with people, and control the mouse with your eyes.

Find out the steps you can take if you receive a message telling you a driver can't load on your device.

Learn how to get the latest Windows updates. Find answers to FAQ about updating Windows to keep your PC up to date.

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Note: If you forgot your account info and had to reset your security info, you must wait 60 days before closing your account.

Learn how to find and install digital downloads from Microsoft Store. See instructions to download and install software directly purchased from Microsoft.