Learn how reserved storage works in Windows to conserve disk space for temporary files, caches, and other files.

Learn how to use voice access for accessibility. This page includes accessibility help articles for people who use Windows voice access to control their PC and author text using their voice.

某些帐户是使用当前日期而不是出生日期创建的 - 这出人意料地很常见，我们正在努力防止帐户创建错误。 如果你是成年人，但帐户的出生日期不正确，则需要像更改孩子一样更改帐户信息。

症状. 安装 Microsoft Exchange Server 2019 和 2016 的 2021 年 7 月安全更新后，用户无法使用 Outlook 网页版 (OWA) 或 Exchange 控制面板 (ECP) 登录到邮箱。

Last updated: February 2024. For previous versions, please see the archives here. Our Approach to Search. We recognize that in our technology-driven world, search engines are in many ways the gateway to the internet and the primary way people find the content they are looking for amongst the trillions of ever-changing webpages available online.

注意: 在Windows中获取驱动程序更新的最佳和最安全的方法始终是通过Windows 更新。如果在Windows 更新时遇到问题，则可能会看到 Update Windows 中的任何链接是否可帮助你先解决问题。

Note: If you have a suite such as Microsoft 365 Family, Office Home & Student 2016, or Office Home and Student 2013, search for the suite name, even if it's just a particular application you want to repair such as Word or Excel.If you have a standalone application such as Word or Excel, search for the application name.

Use the Xbox Accessories app to configure your controller or headset for your preferred gaming experience.

Automate your repetitive tasks with Office Scripts in Excel for the web. Record your actions, then replay them whenever you want. You can also edit your scripts as your workflow changes. Office Scripts are stored in the cloud, letting you update any of your workbooks as needed.

In the File Download dialog box, click Run or Open, and then follow the steps in the Windows Firewall Troubleshooter.