Windows 10 Pro OEM CoA file format
Windows 10 Pro OEM CoA file format
You recently purchased a Windows 10 Pro OEM CoA for your new system. It turns out this version differs from the standard Windows 10 Pro. Will it function properly on your PC?
It should indicate a call is required to activate the device. Everything looks okay.
CoA means Certification of Authenticity, essentially a label with a printed key. OEM refers to the manufacturer who creates the component, which ensures it matches the original design. This process secures it to the first module it connects.