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Screen mirroring and projecting to your PC or wireless display
Cast to a Windows PC from another Windows PC. On the PC you'd like to project from, select Start > Settings > System > Projecting to this PC . Under Add the “Wireless Display” optional feature to project to this PC, select Optional features . Next to Add an optional feature, select View features, then enter “wireless display.”.
Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.
How to use the PC Health Check app - Microsoft Support
How to open PC Health Check. In Windows, use Search on the taskbar to search for “PC Health Check,” then select it from the list of results. If a PC Health Check update is available, you can quickly install it for the latest version. If you don't have PC Health Check installed, you can install it by going to https://aka.ms ...
Getting ready for the Windows 11 upgrade - Microsoft Support
To check if Windows 11 is ready for your device, go to Start > Settings > Update & Security > Windows Update and select Check for updates. If the upgrade is available for your device and you want to proceed, download and install it. Note: Downloading and installing Windows 11 will most likely take longer than a typical Windows 10 feature update.
Activate Windows - Microsoft Support
Activate Windows using a product key. A product key is a 25-character code, that looks like this: PRODUCT KEY: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX. During installation, you'll be prompted to enter a product key. Or, after installation, to enter the product key, select the Start button, and then select Settings > System > Activation > Update product ...
Microsoft Edge で既定の検索エンジンを変更する
既定の検索エンジンとして Bing を使い続けると、Windows アプリへダイレクトにリンクし、職場や学校のアカウントでサインインしている場合に組織から関連性の高い提案を受け、Windows に関する質問への回答を即座に取得できるなど、新しい Microsoft Edge での検索エクスペリエンスが向上します。
Включение и отключение системы "Безопасность ...
Если вы хотите использовать систему Безопасность Windows, удалите все остальные антивирусные программы, и программа Безопасность Windows включится автоматически. Вам может быть предложено ...
Create and open a PowerPoint presentation - Microsoft Support
Create a new presentation. Open PowerPoint. Select Blank presentation, or select one of the themes. Select More themes to view the gallery and search for more. Add a slide. Select the slide you want your new slide to follow. Select Home > New Slide. Select Layout and the you type want from the drop-down.
适用于: PowerPoint 网页版
Getting started with Microsoft Defender - Microsoft Support
On Windows, Mac, and Android Microsoft Defender can check files or apps you download and install, as well as run scans of files already on your system to spot any malware that may threaten your device. To learn more about anti-malware see Getting started with anti-malware in Microsoft Defender. Tip: Stay up-to-date and install the latest ...
适用于: Android 上的 Microsoft Defender, iOS 上的 Microsoft Defender, Mac 上的 Microsoft Defender, Windows 上的 Microsoft Defender, Microsoft Defender Online