Learn how to find a Windows product key for activation, and when you'll use a digital license instead.

ライセンス認証は、プロダクト キーまたはデジタルエンタイトルメントをデバイスのハードウェア構成とペアにする技術的なプロセスです。 これは、コピー自体の信頼性を評価するものではありません。また、Windows のコピーが 正規品 であることを保証するものではありません。 これは ...

Beta Ring (2607.260624-2200) Hey XBOX Insiders! We are releasing a new XBOX Update Preview to the Beta ring today. Continue reading below to learn all about what's included with this update.

Set the sensitivity level of a message From your draft email message, select File > Properties. Under Settings, in the Sensitivity list, select Normal, Personal, Private, or Confidential. The default value is Normal. Select Close. When you're done composing your message, select Send. The recipients see the following text displayed in the InfoBar of the received message, depending on the ...

Find everything you need to know about Microsoft Casual Games, including gameplay help, troubleshooting tips, and answers to frequently asked questions.

Project Online Professional or Project Online Premium: If you have a subscription to one of the cloud-based solutions of Project you won't see an option to install it unless you have an assigned license. If you're the Microsoft 365 admin responsible for assigning licenses, see Assign licenses to users.

Find out how to submit a request for a refund for a purchase of digital Xbox content.

Personal account Work account If you purchased a product from Microsoft, you may be able to request a refund, exchange or a return. You can enjoy peace of mind with up to 60-day returns on physical Microsoft products, and if we lower the price within 60 days, contact Sales support and we'll refund you the difference. * Selected products & markets, terms apply. Items that may be eligible for a ...

Learn how to customize Game Bar on Windows devices for a personalized gaming experience.

Windows 11 Windows 10 If audio stops working after installing a Windows update, incompatible or partially installed audio drivers can prevent Windows audio services from working correctly. Use the steps below to restore sound. Solution 1. Install the latest Windows updates Installing pending updates can replace missing components and fix known audio issues. Select Start > Settings > Windows ...