If either of the categories above apply to you, use the following procedures to update your browser: Update once. In the browser, go to Settings and more > Help and feedback > About Microsoft Edge (edge://settings/help).. If the About page shows Microsoft Edge is up to date., you don't need to do anything.

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。

If your PC isn’t able to find or install updates, the Windows Update troubleshooter might be able to fix the problem. Select the Start button, and then select Control Panel. In the search box, enter troubleshooter and then select Troubleshooting from the list of results.

You can't manage or delete recent calls from your PC. How do I mute a call? You can mute a call by using the Mute button on your Android device or PC. When you place a call on your PC with Phone Link, a small separate window opens to display the call you're on: Click the downward pointing arrow to expand the window.

If you don't have a Microsoft account, or you want to create a new one, you can follow these steps: Go to the Microsoft account sign-up page and click on Create account. Enter your preferred email address, or click on Get a new email address to get a new one from Microsoft. You can choose from @outlook.com or @hotmail.com domains.

重要: 分节符不同于分页符。如果想要更改页眉或页脚的页面之前已有分页符， 请删除分页符 并将其替换为分节符，如下所示。

Create, edit and share documents with Microsoft Word online. Learn how to use Word for the web to create, open, and rename documents with ease.

Important: If you’ve encrypted your device, you’ll need your BitLocker key to reset your PC. If you don’t know your BitLocker key, see Find my BitLocker recovery key.. During the resetting process, it is possible that your screen may go black for a long period of time (occasionally upwards of 15 minutes) and that your device may attempt to restart itself during this period.

If you can’t locate a lost file from your backup, then you can use Windows File Recovery, which is a command line app available from the Microsoft Store.Use this app to try to recover lost files that have been deleted from your local storage device (including internal drives, external drives, and USB devices) and can’t be restored from the Recycle Bin.

PowerPoint でのページの向きの横向きと縦向きを変更する