If you downloaded an Evaluation ISO and your retail Essentials key isn't working, open PowerShell as an administrator and run: DISM /online /Get-TargetEditions to see if your OS supports a direct upgrade path using the command: DISM /online /Set-Edition: /ProductKey:XXXXX-XXXXX-XXXXX-XXXXX-XXXXX /AcceptEula
: You can download a 180-day trial ISO from the Microsoft Evaluation Center . Version 2019 : Available as a dedicated ISO download. windows server essentials iso
These links are from Microsoft’s official Evaluation Center and change periodically. If you downloaded an Evaluation ISO and your
While Essentials is a great fit for many micro-businesses, it's not the only option. it's not the only option.