Using the Windows Activation troubleshooter | Microsoft Support
Windows 11 Windows 10 Activation helps verify that your copy of Windows is genuine and hasn’t been used on more devices than …
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.
Windows Update Troubleshooter - Microsoft Support
Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.
Reactivating Windows after a hardware change | Microsoft Support
Linking your Microsoft account with your digital license allows you to reactivate Windows using the Activation troubleshooter …
Get help with Windows activation errors | Microsoft Support
If you are using a Windows 11 device, start by running the automated Windows Activation troubleshooter in the Get Help app. It will …
激活 Windows | Microsoft Support
激活是一个技术过程，用于将产品密钥或数字权利与设备的硬件配置配对。 这不评估副本本身的真实性，也不保证 Windows 副本是 …
Fix sound or audio problems in Windows | Microsoft Support
Run the Windows audio troubleshooter If you are using a Windows 11 device, start by running the automated audio troubleshooter in …
Troubleshoot problems updating Windows | Microsoft Support
Windows 11 Windows 10 Windows Update is an essential component of Windows 11, ensuring your system remains secure, stable, …
Activate Office for Windows | Microsoft Support
Activate Microsoft 365 or a non-subscription version of Office that's pre-installed on a new Windows device Activate an Office …
Microsoft 365 troubleshooters | Microsoft Support
Microsoft 365 setup troubleshooter Use the Microsoft 365 setup troubleshooter to install Microsoft 365, Office 2021, Office 2019, or …