Microsoft Authenticator is a free app that helps you sign in to all your accounts without using a password - just use a fingerprint, face recognition, or a PIN.

Know which environment you're in Power Query is well-integrated into the Excel user interface, especially when you import data, work with connections, and edit Pivot Tables, Excel tables, and named ranges. To avoid confusion, it’s important to know which environment you are currently in, Excel or Power Query, at any point in time.

Describes the required steps on both your PC and your mobile device for removing a device from the Phone Link app.

通过使用一组有限的文件和驱动程序，安全模式可使 Windows 在基本状态下启动。 如果在安全模式下没有出现问题，你就会知道默认设置和基本设备驱动程序不是导致此问题的原因。

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

Find out the steps you can take if you receive a message telling you a driver can't load on your device.

Use widgets to stay informed and entertained on Windows 10. Find out how to customize and access the widgets board.

Summary. This update includes a new user interface (UI) functionality for Windows Update in Windows.

Windows Management Instrumentation (WMI) API calls to shut down or restart a system throws an access denied exception. The Input Method Editor (IME) candidate list fails to show or shows in the wrong position.

Outlook.com、Hotmail、Live、または MSN のメール アカウントにサインインできない場合、サインインまたはサインアウトする方法がわからない場合は、次の解決方法を試してみてください。