Send large files by using file sharing, cloud services, or other solutions for working around file size limits in Outlook.

新的数字工作流提供更安全、更可靠且用户友好的激活体验，并有助于防止欺诈。 虽然该过程已更新，但脱机激活功能仍受支持。 依赖传统脱机激活的客户可以继续使用它，而无需更改其环境。 产品激活门户支持对各种永久Microsoft产品进行激活，并支持连接和非连接的设备。 这种演变可确保激活 ...

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为帮助消除困惑或误解，我们解答了有关强制措施如何影响你在 Xbox 网络上玩游戏的一些最常见问题。

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

更详细地了解通知你关于 Xbox 强制措施的不同方式以及你可以在哪里获取相关详细信息。

Activation helps verify that your copy of Windows is genuine and hasn’t been used on more devices than the Microsoft Software License Terms allow. There are two methods to which you can activate your product: Online via the internet, and by using the Product Activation Portal. Online: When you begin activation, Windows will try to use your internet connection to activate online. If you have ...

了解如何升级或降级 Xbox Game Pass 或 EA play 订阅级别。

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

例如，某些 Xbox 订阅可以通过兑换数字代码或礼品卡来延期，最长延期限制如下：