Comparison and Analysis of Windows License Types

When using a computer, you may sometimes have questions about Windows licenses. For example, what version of Windows is installed on your computer, and is it properly activated? This is especially important when buying a new computer or reinstalling the operating system.

Why Check Your Windows License?

Genuine Activation: Using a genuine Windows allows you to receive the latest updates and technical support from Microsoft.
Version Check: The features available vary depending on the Windows version, so you need to check if the features you need are supported.
License Types: There are various license types such as FPP, ESD, DSP, and OEM. Understanding the characteristics of each will allow you to use your computer efficiently.

How to Check Your Windows License?

Checking your Windows license is easier than you think. While you can check through the Windows settings menu, using the command prompt is better for obtaining the most accurate information.

Checking Windows License Using the Command Prompt

Run Command Prompt: Type "cmd" in the Windows search bar and click "Run as administrator" in the search results.
Enter Command: Enter the following commands and press Enter.
slmgr /dlv: Checks detailed information about the Windows license.
slmgr /dli: Checks the Windows license type and permission status.
slmgr /xpr: Checks the Windows license activation status.

Checking the Command Execution Results

After running the command, a Windows Script Host window will appear, and you can check various information about the Windows license.

Product ID: The unique identification number of the Windows product
Product Name: Windows version (e.g., Windows 10 Pro)
Installation ID: The unique identification number of the computer on which Windows is installed
Product Key Channel: Type of Windows license (Retail, OEM, etc.)
Description: A brief description of the Windows license
License Status: Whether the Windows license is activated

Characteristics of Windows License Types

FPP (Full Packaged Product): A typical Windows license provided with an installation CD or USB.
ESD (Electronic Software Distribution): A Windows license that only provides a product key.
DSP (Delivery Service Pack): A Windows license pre-installed on a notebook or desktop PC.
OEM (Original Equipment Manufacturer): A Windows license pre-installed by the PC manufacturer.