Learn more about updates for Windows 10 version 1903, including improvement and fixes, any known issues, and how to get the update.

使用 Windows 中的“设置”应用通过蓝牙发送文件。

Get Microsoft billing support. Find help with Microsoft Store purchases, subscriptions, refunds, payment options, and checking your order history.

Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

After launching an Office app, you might receive a message that says Get genuine Office.. If you see this, we've determined that the Office product installed on your device isn't legitimate and you may be a victim of software counterfeiting.

Learn how to remove passwords from your Microsoft account to increase security.

Under Personalization & advertising, turn on or off the setting for Allow Microsoft to save your browsing activity including history, usage, favorites, web content, and other browsing data to personalize Microsoft Edge and Microsoft services like ads, search, shopping and news.

Find guidance for all things family at Microsoft. Learn about Family Safety, find resources to support your child at school, and get the latest on keeping your information and devices secure.

如果尝试登录到帐户，但收到一条消息，表示该帐户被锁定，则这是因为与该帐户关联的活动可能违反了我们的使用条款。. 如何解锁 Microsoft 帐户

A Microsoft account is a personal account required for access to Microsoft’s products and services.