产品密钥是由 25 个字符组成的代码，用于激活 Windows 和帮助验证使用 Windows 的电脑的数量未超过 Microsoft 软件许可条款所允许的数量。

It’s easy to rack up Microsoft Rewards points and earn your way toward great rewards like gift cards, movies, games, nonprofit donations, and more.

Активация позволяет подтвердить, что ваша копия Windows подлинная и не используется на большем числе устройств, чем разрешено условиями лицензионного соглашения на использование программного обеспечения корпорации ...

Como você viu acima, a função DATEDIF calcula a diferença entre uma data de início e uma data de término. No entanto, em vez de digitar datas específicas, você também pode usar a função TODAY() dentro da fórmula. Quando você usa a função TODAY(), o Excel usa a data atual do computador para a data.

Busque contenido de ayuda y soporte técnico para Enlace Móvil de Microsoft. Obtenga sugerencias para ahorrar tiempo y explore cómo puede usar Enlace Móvil para mantener la productividad.

Important: If you're unable to insert a form, make sure your web add-ins aren't disabled.In PowerPoint, select Files > Options > Trust Center > Trust Center Settings.In the Trust Center dialog box, choose Trusted Add-in Catalogs.Under Use these settings to manage your web add-in catalogs, uncheck both, Don't allow any web add-ins to start and Don't allow web add-ins from the Office Store to start.

In PowerPoint Live. To turn on Speaker Coach during a PowerPoint presentation: Select Share content in your meeting controls. Choose the PowerPoint presentation you want to display. After your PowerPoint loads, select Turn on Coach underneath your main slide.. Once Speaker Coach is turned on, speak as you normally would and Speaker Coach will offer suggestions.

Here's more info on what permissions allow an app to do: Access all your files, peripheral devices, apps, programs, and registry: The app has the ability to read or write to all your files (including documents, pictures, and music) and registry settings, which allows the app to make changes to your computer and settings. It can use any peripheral devices that are either attached or part of ...

Learn how to tell if your Office software is genuine. To help determine if your Microsoft software is genuine, go to our How to Tell site for more information. Here you'll learn about authentic packaging, including what to look for with product key labels, and Certificate of Authenticity (COA), how to report counterfeit software, and find out what your shopping and licensing options are.

Microsoft Teams is the ultimate messaging app for your organization—a workspace for real-time collaboration and communication, meetings, file and app sharing, and even the occasional emoji!