Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
激活 Windows - Microsoft 支持
Windows 激活方法. 取决于你获取 Windows 11 副本的方式,你需要数字许可证或由 25 个字符组成的产品密钥才能激活该副本。. 如果二者都不具备,则无法激活你的设备。. 数字许可证(在 Windows 11 版本中称为数字授权)是 Windows 11 的一种激活方法,该方法不需要输入 ...
What's new in Word 2021 for Windows - Microsoft Support
Word 2021 for Windows enables you to create compelling content and includes co-authoring, new stock media from the Office Premium Creative Content collection, and new Draw tab additions such as Point Eraser, Ruler, and Lasso. If you're upgrading to Word 2021 for Windows from Word 2019 for Windows, you'll still have all the features you're used ...
Applies To: Word 2021
Opciones de recuperación en Windows - Soporte técnico de Microsoft
Restablecer el equipo. El equipo no se inicia o aún se está cargando. Usar la función Reparación de inicio. El equipo no se inicia, no has creado una unidad de recuperación y el restablecimiento del equipo no ha funcionado. Usar medios de instalación para reinstalar Windows 11. El equipo no se inicia y no has creado una unidad de ...
Recovery options in Windows - Microsoft Support
Info for Windows Insiders. If you’re an Insider and the current preview build isn’t working for you, select Start > Settings > System > Recovery .Next to Go back , select Go back.This won’t remove your personal files, but it’ll remove recently installed apps and drivers, and change settings back to their defaults.
Manage background activity for apps in Windows
Select the Start button, then select Settings > System > Power & battery > Battery usage. For an app that lets you manage the background activity, select More options (three vertical dots) > Manage background activity. On the settings page for that app, change the setting for Let this app run in the background. Here’s a summary of each option:
Fix USB-C problems in Windows - Microsoft Support
Possible causes. Use the charger and cable included with your PC. Make sure you're connecting your charger to the USB-C charging port on your PC. Use a can of compressed air to clean the USB-C port on your PC. The charger isn’t compatible with your PC. The charger isn’t powerful enough to charge your PC.
Turn on device encryption - Microsoft Support
In the search box on the taskbar, type Manage BitLocker and then select it from the list of results. Or, select the Start button, and then under Windows System, select Control Panel.In Control Panel, select System and Security, and then under BitLocker Drive Encryption, select Manage BitLocker. Note: You'll only see this option if BitLocker is available for your device.
Contact - Microsoft Support
Contact Microsoft Support. What's new. Surface Pro. Surface Laptop. Surface Laptop Studio 2. Surface Laptop Go 3. Microsoft Copilot. AI in Windows. Explore Microsoft products.
Change the refresh rate on your monitor in Windows
Select Start > Settings > System > Display > Advanced display . Next to Choose a refresh rate , select the Dynamic option. ( Note: This option is only available on supported hardware. If you don’t see the Dynamic option, then your hardware doesn’t support DRR.) If you want to disable DRR and use a fixed refresh rate, you can select a ...
Solucionar problemas de sonido o audio en Windows
Si la aplicación de Obtener ayuda no puede resolver el problema de sonido o audio, prueba las posibles soluciones enumeradas: 1. Comprueba la salida del altavoz. 2. Ejecuta el solucionador de problemas de audio. 3. Verifica que todas las actualizaciones de Windows estén instaladas. 4. Comprueba los cables, enchufes, tomas, volumen, altavoces ...