Découvrez comment installer, réinstaller ou activer Microsoft 365 ou Office 2019 sur un PC ou Mac.

If you are having trouble with your microphone features, the following information can help you troubleshoot and resolve issues.

Learn new and useful keyboard features, tips, and tricks for Windows with this overview from Microsoft Support.

After you've signed up for Microsoft 365, you and your employees can install your Office apps. From the admin center, select Office software.. Choose a language, and then select Install.. When prompted, select Run.. Select Yes to allow the app to make changes to your device.. The installation may take several minutes, depending on your Internet speed.

Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.

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. Looking for other camera info?

请执行以下任一操作： 在 “翻译为 ”下拉列表中，选择要将页面翻译成的语言。 默认值是为Microsoft Edge设置的语言。

As you browse the web, you'll see an icon in the address bar that indicates the security of the connection to the site you're visiting. This icon helps you determine if you can safely send and receive information from the site.

Windows 10 and 11 contain a large set of emojis. To insert one: Put your cursor where you want the emoji.