如果可以登录，但 Outlook.com 出现问题，请检查服务状态。 如果状态不是绿色，请等到服务正常运行再重试。 Microsoft 始终保持留意异常的登录活动，以防其他人试图登录到你的帐户。 如果你正在新的地方旅行或使用新设备，我们可能会要求你确认是否真是你本人。

We want to hear from you! Please continue to share your feedback with us — either in the Google Play Store, directly in the Phone Link and Link to Windows apps, or at the bottom of this article.

Outlook won't accept my password. If you've forgotten the password for a Microsoft account, user our sign-in helper to get back into your account.. If you know you’re using the correct password for your email account but Outlook won’t accept it, you might have an email account that requires additional security.

We're committed to delivering continuous innovation by releasing new features and enhancements into Windows 11 more frequently. Windows devices get new functionality at different times as Microsoft delivers non-security updates, fixes, improvements, and enhancements via several servicing technologies—including controlled feature rollout (CFR). ...

Repair programs in Control Panel. Select the Advanced options link under the name of the app (some apps don't have this option). On the page that opens, select Repair if it's available.If it isn't available or doesn't fix the problem, select Reset.

使用 vlookup、hlookup 和其他函数（如 index 和 match）根据您输入的值搜索和查找数据。 本文将让您快速回顾 vlookup，然后链接到更多内容。

Note: You might not be able to change the power mode when a custom power plan is selected.If you can’t set the power mode in Power & battery settings, open Control Panel, select System and Security > Power Options, then choose a Balanced power plan.

An upgrade moves your PC from a previous version of Windows—such as Windows 7 or Windows 8.1—to Windows 10. An upgrade can take place on your existing device, though Microsoft recommends using Windows 10 on a new PC to take advantage of the latest features and security improvements.

Change your password with your email provider. See the following sections for instructions on changing your email account password for several major email providers.

打开 Xbox Game Bar，各种游戏活动尽在掌控中。 从小组件菜单中选择一项功能，它将作为小组件弹出。 其中很多叠加项可以移动、调整大小或固定到你的屏幕。