Find Microsoft Excel help and learning resources. Explore how-to articles, guides, training videos, and tips to efficiently use Excel.

Set up the Microsoft Authenticator app from the Security info page. Depending on your organization’s settings, you might be able to use an authentication app as one of your security info methods.

Informazioni su come installare, reinstallare o attivare Microsoft 365 o Office 2019 in un PC o un Mac.

Learn what to do if you receive a message in Mail or Calendar for Windows 10 that your account settings are out of date.

Sharing your notes is easy in OneNote for Windows 10. You can invite others to view a specific page or an entire notebook, and you can select whether notebook participants can only view or fully edit your notes.

获取有关 Windows 安全的帮助; 在 Microsoft Edge 中查看和删除浏览器历史记录; 删除和管理 Cookie; 重新安装 Windows 时安全移除有价值的内容

Saiba como usar os recursos da barra de tarefas no Windows 11. Ocultar a barra de tarefas, fixar um aplicativo, alterar o local e muito mais com as configurações da barra de tarefas.

New to Xbox gaming on PC? Here's how to get started. Find out how to play with cloud gaming on devices you already have

Focus is a new feature in Windows 11 that helps you minimize distractions. To help you stay on track, it integrates with the Clock app with features like a focus timer and music integration.

Learn more about updates for Windows 10 version 1903, including improvement and fixes, any known issues, and how to get the update.