Windows 11 Windows 10. To open up your webcam or camera, select the Start button, then select All apps, and then select Camera in the list of apps. If you have multiple cameras, you can switch between them by selecting Change Camera at the top right once the Camera app is opened. Open Camera.

打开或关闭 Windows 安全中心. Security Windows 10. 当在新设备中首次启动 Windows 10 时，设备上已安装的防病毒保护程序即是你的默认安全应用。. 但是，Windows 安全中心已预安装并可随时使用。. 如果你想要使用 Windows 安全中心，可卸载其他所有防病毒程序，Windows 安全 ...

Wenn Sie derzeit Windows 10 verwenden, bietet PC Health Check eine umfassende Eignungsprüfung für Ihr Gerät, um sicherzustellen, dass es die Mindestsystemanforderungen von Windows 11 erfüllt. Sie erhalten Informationen dazu, warum Ihr Gerät geeignet oder nicht geeignet ist, sowie Informationen dazu, was Sie tun können, wenn Ihr Gerät die Anforderungen nicht erfüllt.

If you've recently installed a Windows update and you are having a problem, here's how to uninstall the update to try to resolve the issue: Select Start > Settings > Windows Update > Update history > Uninstall updates . View update history. On the list that appears, locate the update you want to remove, and then select Uninstall next to it.

Insert the degree symbol by using the ribbon. Place the cursor where you want the degree symbol to go in your text. Click Insert > Symbol. Select More Symbols. Choose your font from the Font drop-down menu. Select Latin-1 Supplement from the Subset drop-down menu. Scroll through the symbols, and click the degree sign. Click Insert.

There are four ways to open Snipping Tool: Select the Start button, enter snipping tool, then select Snipping Tool from the results. Press Windows logo key + Shift + S for a static image snip. Press Print Screen ( PrtSc ) for a static image snip. Press Windows logo key + Shift + R for a video snip.

The Microsoft Edge feature that blocks pop-ups is effective in preventing websites from automatically opening a new window or tab, or a partial window on top of your current web page. This feature is turned on by default. There are many different types of pop-ups, including advertisements, notices, offers, or alerts that can appear at various times on any web page. Some can be helpful, such as ...

如果这些步骤都无法解决蓝屏错误，请尝试“获取帮助”应用中的“蓝屏疑难解答”：. 在 Windows 中，打开 “获取帮助 ”。. 在“获取帮助”应用中，键入 “排查 BSOD 错误 ”。. 按照获取帮助应用中的引导演练进行操作。. 注意: 如果你不在 Windows 设备上，可以 ...

Choisissez la langue et la version de bit que vous souhaitez, puis sélectionnez Install. Vous êtes maintenant prêt à installer Microsoft 365. Sélectionnez l’onglet ci-dessous correspondant à la version que vous essayez d’installer. Office 2019 ou 2016 pour PC Office 2016 pour Mac Office 2013 pour PC.

COUNTIFS (criteria_range1, criteria1, [criteria_range2, criteria2]…) The COUNTIFS function syntax has the following arguments: criteria_range1 Required. The first range in which to evaluate the associated criteria. criteria1 Required. The criteria in the form of a number, expression, cell reference, or text that define which cells will be ...