Need to know what version of Windows your computer is running, or what components your machine has? Here’s how to locate and decipher your PC’s specifications.

Did an upgrade or update fail to install, and Windows 10 didn't show an error? Use the SetupDiag tool to find out the root of the cause.

Checking the tech specs can be handy when replacing a hardware component or troubleshooting a problem, and this guide will show you how to complete this process on Windows 10.

Microsoft’s PC Health Check tool might return a TPM 2.0 error that prevents the Windows 11 upgrade - here’s how to fix it.

If they are both set to Red, then it means your computer is not compatible with Windows 11 version 24H2. Now check RedReason to understand why your device is not compatible with 24H2.