Describes how to investigate items in an Outlook Data File (.pst) and troubleshoot search issues.

See a list of options available for starting Windows in diagnostic modes such as safe mode.

Find out how to change the color of the Start menu, taskbar, and action center with dark and custom mode personalization settings.

Erfahren Sie, wie Sie Windows mithilfe von Tastenkombinationen navigieren. Hier finden Sie eine vollständige Liste der Taskleisten-, Eingabeaufforderungs- und allgemeinen Windows-Tastenkombinationen.

Creating a passkey. To create a passkey for your Microsoft account, follow these steps on the device for which you’d like to create a passkey:

了解如何安装 Windows 7 Service Pack 1 (SP1)。 包含有关如何获取下载、要求和其他内容的信息。

Learn how to troubleshoot problems installing or running games from the Xbox app for PC.

Learn how to use Azure Authenticator with Microsoft 365. It makes 2-step verification really easy!

Learn how to open and run DxDiag.exe on Windows to collect device information and troubleshoot DirectX sound and video issues.

To see where your browser is saving downloads, look in your browser's settings. For example, in the new Microsoft Edge , select Settings and more > Settings > Downloads .The file path for your downloaded files (for example, C:\Users\[your name]\Downloads) is listed under Location.. In Microsoft Edge Legacy , select Settings and more > Settings .