Any user can download the evaluation version of Windows 10 Enterprise LTSC 2019 for free from the Microsoft website using the following link: Download Windows 10 Enterprise LTSC Evaluation from Official Microsoft Website

After installation, you will have the Evaluation (Trial) version of this enterprise edition of Windows 10, which is valid for 90 days. After the trial period expires, the background will turn black, and the system will restart every 60 minutes.

You will not be able to activate this system with a Retail key or any other type of key (MAK, ESD, etc.). If you attempt to do so, you will encounter the following error:

The solution to this problem is to reinstall the full version of Windows 10 LTSC, which you can download on the following page.
Additionally, if you do not have a product key, you can purchase one at a low price in our online store on the following page. Instant key delivery to your email after payment, as well as 24/7 technical support.