D
Dormien
A few years ago I bought a computer with a system (retail). After these few years I came to the conclusion that I will change the computer, but the key shows an error....I changed my computer to a new one, I tried to activate the system on it, but for several days I have been receiving a notification that the key is invalid. (Of course, I previously deactivated the key and removed it from the old computer as instructed in the guide on the Microsoft website)On news PC the message to activate windows popped up, I wrote my Windows 10 pro license key and it says it's invalid... (i have retail key)
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