获取更改 Microsoft Edge、Internet Explorer 11、Google Chrome、Firefox 和 Safari 中的主页的步骤。 在“常规”选项卡上的“主页”下，输入你要设置为主页的站点的 URL。你可以添加多个 URL，或者若要添加你当前正在查看的站点，请选择“使用当前页”。

The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.

To get support in Outlook.com, click here or select Help on the menu bar and enter your query. If the self-help doesn't solve your problem, scroll down to Still need help? and select Yes.. To contact us in Outlook.com, you'll need to sign in.

Examples. Following are examples of some common nested IF(AND()), IF(OR()) and IF(NOT()) statements in Excel. The AND and OR functions can support up to 255 individual conditions, but it’s not good practice to use more than a few because complex, nested formulas can get very difficult to build, test and maintain.

As you're getting your Microsoft 365 business subscription set up, you'll want to download and install your Microsoft 365 apps, like Word, Excel, Microsoft Teams, and PowerPoint, on your PC or Mac.

We'll take you through the process of installing the latest version of Skype.

To turn off your PC in Windows 10, select the Start button, select the Power button, and then select Shut down.. I'm having trouble opening the Start menu

Uninstall from the Start menu. Select Start > All apps and search for the app in the list shown.

Miracast 无线显示器 以无线方式将你的电脑连接到电视、投影仪、其他电脑或支持 Miracast 的其他类型外部显示器。 打开你的电视或投影仪。 如果你使用的是 Miracast 硬件保护装置或适配器，请确保已将其插入屏幕。

Important: Microsoft accounts, the Windows operating system, and other Microsoft products include passwords to help secure your information.This article provides some options that you can use to reset or recover your password if you forget it. Be aware that, if these options don’t work, Microsoft support can't help you retrieve or circumvent a lost or forgotten password.