Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
Fix File Explorer if it won't open or start - Microsoft Support
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.
Change your screen saver settings - Microsoft Support
Select the Start button, then go to Settings > Personalization > Lock screen, and select Screen saver settings.In the Screen Saver Settings window, choose a screen saver from the drop-down list. Change your screen saver settings
Microsoft Support
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.
如何安装最新版本的 DirectX - Microsoft 支持
DirectX 9.0c 通过安装 DirectX 9.0c 最终用户运行时适用于 Windows XP 和 Windows Server 2003。. 某些应用程序和游戏需要 DirectX 9。 但是,你的计算机包含更新版本的 DirectX。 如果安装并运行需要 DirectX 9 的应用程序或游戏,你可能会收到错误消息“无法启动此程序,因为计算机中丢失 d3dx9_35.dll。
Surface battery won’t charge or Surface won’t run on battery
Note: If you don't have the Surface app installed, you can download the Surface app from the Microsoft Store. When it has downloaded, select Start, search for Surface, then select the app from the list of results.
Compare Visio versions and features - Microsoft Support
See this page to try or buy one of the Visio subscription plans.. Feature comparison Collaboration and sharing. Save diagrams in the cloud, collaborate in Microsoft Teams, and work with others in a file at the same time.
Applies To: Visio Plan 2, Visio in Microsoft 365, Visio Plan 1, Visio Professional 2021, Visio Standard 2021, Visio Professional 2019, Visio Standard 2019, Visio Professional 2016, Visio Standard 2016, Visio 2013
Change mouse settings - Microsoft Support
To speed up the process of selecting a choice when a dialog box appears, under Snap To, select the Automatically move pointer to the default button in a dialog box check box.(Not all programs support this setting. In some programs, you'll need to move the mouse pointer to the button you want to click.)
Organize your ideas with Collections in Microsoft Edge
Collections in Microsoft Edge helps you keep track of your ideas on the web, whether you're shopping, planning a trip, collecting notes for research or lesson plans, or just want to pick up where you left off the last time you were browsing the internet.
Find out which Surface model you have - Microsoft Support
Look in the Surface app. The easiest way to find which Surface model you have is to use the Surface app. It shows the model name of your Surface device and each Surface accessory.
Getting started with Microsoft Family Safety - Microsoft Support
A family group is a set of individuals connected through the Microsoft Family Safety app on their Windows, Xbox, or mobile devices. Establishing a family group is an easy, effective way to encourage healthy online habits and manage busy schedules.
Applies To: Microsoft Family Safety