In Microsoft 365 for Business, you can add a company domain name you own so that your users can have email addresses branded with your company name. For example, if your company name is Fourth Coffee, owning the fourthcoffee.com domain and having your company name in your users' emails – such as alex@fourthcoffee.com – helps you brand your business and build trust with your customers. You ...

Developers have made amazing games and content for the Xbox network. To protect customers and developers, we provide a safe and secure way to make purchases in the Microsoft Store. To maintain this security, Xbox monitors for instances of marketplace theft or solicitation from the Xbox community.

How to create or edit your Outlook signature for email messages. Include your signature, text, images, electronic business card, and logo.

Xbox Support ... Xbox Support

Find the official Microsoft licensing terms for Xbox and gaming applications for mobile devices and iPads.

Get help if you're having problems sending someone a digital Xbox game or subscription as a gift.

Find out how to change your Xbox gamertag through a browser, on your Xbox console, or your Windows device.

Shop in the Microsoft Store on Xbox for games, apps, subscriptions, and more.

Check Xbox services, games, and apps for service outages or functionality issues.

学习在 Xbox 上在线兑换充值码后，如何安装游戏和可下载的游戏内容。