To check for any security issues, go to Windows Defender settings, select Show details, and check your security status.

This article applies to Office Home & Business, Office Professional, and individually purchased Office apps. To switch an Office install to or from Microsoft 365, see Switch your Office license.. Change the product key for your version

Microsoft Edge 是 Microsoft 推荐的浏览器. 对 Internet Explorer 的支持已于 2022 年 6 月 15 日结束。 如果访问的任何网站需要 Internet Explorer 11，则可以在 Microsoft Edge 中使用 Internet Explorer 模式重新加载它。

If prompted, enter your password. However, if you have two-factor authentication set up, you might see a window asking you to Create an app-specific password.To obtain an app-password, do the following:

For Wi-Fi connection. Select Start > Settings > Network & internet > Wi-Fi and then select the Wi-Fi network you're connected to.

To make substantial layout changes to a PivotTable or its various fields, you can use one of three forms: Compact form displays items from different row area fields in one column and uses indentation to distinguish between the items from different fields.Row labels take up less space in compact form, which leaves more room for numeric data.

Die Unterstützung für Internet Explorer 11 endete am 15. Juni 2022. Wenn eine von Ihnen besuchte Website Internet Explorer 11 benötigt, können Sie sie im Internet Explorer-Modus in Microsoft Edge öffnen.

When you get a new device and start up Windows 10 for the first time, the antivirus protection that comes installed with the device is your default security app.

Things to try first. Try these things first to help you fix or narrow down the connection problem. Run Get Help to troubleshoot and fix common connection problems. Right click the network icon in the right side of the taskbar and select Diagnose network problems or open Get Help for Network & Internet

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