激活 Windows - Microsoft 支持
若要在 Windows 11 中检查激活状态,请选择“开始 ”按钮,然后选择“设置 > 系统 ” ,然后选择“激活 ”。 。 激活状态将在“激活”旁边列出。 在“设置”中检查激活状态. 你将在“激活”页面上看到以下一条激活状态消息:
Find and lock a lost Windows device - Microsoft Support
Turn on Find my device. When you set up a new device, you can decide whether to turn on or turn off the Find my device setting. If you turned it off during setup and now want to turn it on, make sure your Windows device is connected to the internet, has enough battery power so it can send its location, and that you're signed in to the device using your Microsoft account.
Applies To: Microsoft account dashboard
Get help with Windows activation errors - Microsoft Support
Notes: If you don't see Go to Microsoft Store on the Activation page, contact your organization's support person.. If you made a substantial hardware changes to your device (such as replacing the motherboard) and you have a valid product key, try to activate Windows by phone.
Getting the most out of your PC backup - Microsoft Support
When you back up your files, apps, and settings in the cloud using your Microsoft account, you get 5 GB of free cloud storage and other benefits that protect your files with the latest security and make everyday tasks easier.
Device protection in Windows Security - Microsoft Support
Windows Security provides built-in security options to help protect your device from malicious software attacks. To access the features described below, tap the Windows Start button, type windows security, select it from the results, and then select Device security.
Change privacy settings in Windows - Microsoft Support
Explore subscription benefits, browse training courses, learn how to secure your device, and more.
How to add an account in OneDrive - Microsoft Support
To add another account to OneDrive on your computer. If you already have a personal OneDrive account set up, you can only add work or school accounts.
Applies To: OneDrive (work or school), OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
Uninstall or remove apps and programs in Windows
There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled.
Microsoft .NET Framework 4.8.1 for Windows 10 version 21H2, Windows 10 ...
Note: NET Framework 4.8.1 installers have been refreshed to include the latest servicing updates as of June 13th, 2023.Apart from the servicing fixes, there is no change in the .NET Framework 4.8.1 product that was released originally on August 9th, 2022.
Activar Windows - Soporte técnico de Microsoft
Si estás instalando Windows en un nuevo dispositivo o placa base por primera vez y no tienes una clave de producto, selecciona No tengo una clave de producto durante las pantallas de instalación. Cuando se le solicite, escriba la cuenta de Microsoft que desea usar para comprar una licencia digital para este dispositivo.