Learn how to troubleshoot File Explorer problems in Windows. To open File Explorer in Windows 10, select its icon on the taskbar, press the Windows logo key + E on your keyboard, or select Start > Documents (directly beneath your user icon).. Here are some things to try if File Explorer won't open.

检查你的版本. DirectX 是许多 Windows 游戏都需要的一种多媒体技术套件。 如果你的电脑未安装正确版本的 DirectX（产品包装盒上应标有所需的版本），游戏可能无法正常运行。

Problem. Description. 0 (Zero) is shown instead of the expected result. Make sure Criteria1,2 are in quotation marks if you are testing for text values, like a person's name.. The result is incorrect when Sum_range has TRUE or FALSE values.. TRUE and FALSE values for Sum_range are evaluated differently, which may cause unexpected results when they're added. ...

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.

Wichtig: Sie sollten die Anzahl der Administratoren auf Ihrem Windows-Gerät begrenzen, da Administratoren die vollständige Kontrolle über das System haben.Administratoren können Einstellungen ändern, Software installieren und auf alle Dateien zugreifen. Wenn zu viele Personen über diese Zugriffsebene verfügen, kann dies zu Sicherheitsrisiken wie der Installation von Schadsoftware oder ...

Test your camera with the Camera app. Select Start , then choose Camera from your apps. If you're asked to allow access to the Camera, select Yes.If the camera works in the Camera app, the problem might be with the app you're trying to use.

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When you install Office 2010, you'll be prompted to enter a 25-character product key that looks something like this: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX

To add a folder to the folder pane, do the following: In the left pane of Mail, Contacts, Tasks, or Calendar, right-click where you want to add the folder, and then click New Folder.

Note: If you have a message open in its own window instead of the Reading pane, the Backspace key will not archive the message. You have to close the message and view it in the Reading pane for the Backspace keyto archive the message. When the message is open in a new window, the only way to archive the message is by using the Archive button on the ribbon.