There are some useful resources if you’re involved with Windows 10 ESUs.

Firstly, there’s a general article covering activation, and preparing your devices for ESUs: https://bit.ly/3LSpeBb, then there’s one focused on working with ESUs and Windows 365: https://bit.ly/4a7WrT0, and a final one for some hints and tips if you’re using ESUs with Azure Virtual Desktop: https://bit.ly/488GJEB.