When, I type product key, error code OxCOO4EOO3

I want to active window Vista Business. When I key in product mkey, error code display 0xC004E003
The solution is most likely here..

Mike Hall MVP - Windows Experience http://msmvps.com/blogs/mikehall/
Windows 10 Pro - Start10 - part of a local network which is a '3rd party optimizer-free' zone..

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Last updated August 26, 2019 Views 6,136 Applies to: