How to unlock an authentic activation code for Windows 11 pro when moved to a new PC / virtual machine?

[Sebastiano Cristoforetti]

I am trying to activate WIN11PRO on a virtual machine created on a Truenas Scale NAS/ Server. I've purchased a new licence for that on a reseller's website (with invoice and receipt).I've made a few attempts to come to complete installation due to the virtual machine configuration, so I actually entered a few times the activation code (which every time was acknowledged as valid), but one time only I completed the WIN11PRO installation, which of course is the last one. Now, installation is complete, and the systems requires me to activate the product, when entered the activation code the feedb

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