If you sign in with a work or school account, learn how to manage payment methods for Microsoft business accounts. Add a new payment method. To add a new credit card, bank card or other payment method to your Microsoft account, follow the steps below:

大多数打印机都需要安装最新的打印机驱动程序，以便打印机正常运行。 如果你最近从较早版本的 Windows 升级，你的打印机驱动程序可能适用于以前版本，但可能无法使用 Windows 10 正常运行或根本不能运行。

通过锁定 Windows 设备，可以快速保护设备，同时使应用程序和文件在后台保持打开状态。 锁定设备时，尝试访问设备的任何人都必须输入你的密码、PIN 或使用生物识别身份验证（如果已设置 Windows Hello）。

Find out how to submit a case review and learn more about your Xbox enforcements.

Add participants to an existing group chat. You may only add external access participants to existing or ongoing chats that already include at least one external access participant.

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

Note: If your version is newer than those listed below, it’s because there may be a delay between when versions start rolling out and when they are updated on this page.

If you open a page written in a different language than your preferred languages in settings, Microsoft Edge will automatically prompt you to translate it. The Translate icon appears in the address bar when you go to a web page that’s written in a foreign language. A language is considered foreign to you if it's not included in your Preferred languages list in Settings.

另请参阅. 我无法从 Microsoft Store 找到或安装应用. 需要更多帮助吗？ 请联系支持人员. 有关技术支持，请转到联系Microsoft 支持，输入问题并选择“获取帮助”。 如果仍然需要帮助，请选择“联系支持人员”以转至最佳支持选项。

Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.