Hỗ trợ của Microsoft
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.
Activate Windows - Microsoft Support
Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.
Corrigir problemas de Bluetooth no Windows - Suporte da Microsoft
Saiba como solucionar problemas do Bluetooth no Windows. Resolva problemas ao conectar um dispositivo ou acessório Bluetooth.
Set up Office apps and email on a mobile device
Learn how to setup your mobile device with Office mobile apps and email.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, OneNote for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, OneNote for Microsoft 365 for Mac, Excel for the web, Word for the web, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Office 2021, OneNote 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, PowerPoint 2021 for Mac, OneNote 2021 for Mac, Office 2021 for Mac, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Office 2019, Excel 2019 for Mac, Word 2019 for Mac, Outlook 2019 for Mac, PowerPoint 2019 for Mac, OneNote 2019 for Mac, Office 2019 for Mac, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, OneNote 2016, Office 2016, PowerPoint for Mac, Outlook Web App for Office 365 Small Business, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Outlook.com, Office 365 operated by 21Vianet - Admin, Outlook Web App Light, Outlook Web App, Skype for Business
How to reset the Hosts file back to the default - Microsoft Support
Summary. This article helps you reset the Hosts file back to the default. What's the Hosts file. The Hosts file is used by the operating system to map human-friendly hostnames to numerical Internet Protocol (IP) addresses which identify and locate a host in an IP network.
Use Game Mode while gaming on your Windows device
Find out how to turn on Game Mode while playing a game on your Windows 10/11 device.
Xbox Support
Xbox Support ofrece ayuda para Xbox, Game Pass y preguntas sobre facturación. Obtén consejos y servicio de atención al cliente en la comunidad de Xbox Support.
Solución de problemas de código de verificación - Soporte técnico de ...
Obtén información sobre lo que puedes hacer si no recibes códigos de verificación de cuenta.
Applies To:
Microsoft account dashboard
Keyboard shortcuts in Windows - Microsoft Support
Learn how to navigate Windows using keyboard shortcuts. Explore a full list of taskbar, command prompt, and general Windows shortcuts.
Wechseln aus dem S Modus in Windows - Microsoft-Support
Erfahren Sie, wie Sie aus dem S Modus wechseln, um Apps von außerhalb des Microsoft Store zu installieren oder auf Windows 11 zu aktualisieren.