Bộ phận hỗ trợ của Microsoft sẵn sàng trợ giúp bạn về các sản phẩm của Microsoft. Tìm bài viết hướng dẫn, video và nội dung đào tạo về Microsoft Copilot, Microsoft 365, Windows, Surface, v.v.

A Microsoft account is a personal account required for access to Microsoft’s products and services.

You can refer to the contents of cells in another workbook by creating an external reference formula. An external reference (also called a link) is a reference to a cell or range on a worksheet in another Excel workbook, or a reference to a defined name in another workbook.

Discover how to boost your browsing speed and save battery life with Microsoft Edge's performance features, such as sleeping tabs and efficiency mode.

After launching an Office app, you might receive a message that says Get genuine Office.. If you see this, we've determined that the Office product installed on your device isn't legitimate and you may be a victim of software counterfeiting.

Learn how to download files or folders in OneDrive and OneDrive for Business.

Make Outlook the email program that automatically opens when you send or receive email, access your contacts, or schedule meetings.

Desinstale ou remova aplicativos e programas no aplicativo Configurações. Há diferentes maneiras de remover aplicativos e programas, portanto, se você não conseguir encontrar o que está procurando, tente outro local.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Learn how to unfreeze your OneDrive account if it has been inactive over 12 months.