

The picture above shows the look and feel of the COA used for Windows 10 Pro. You cannot sell the computer without performing this step, So you should buy OEM COA Labels to place on PC's for legal distribution as a Reseller. You must affix the COA to the case of the computer on which you are preinstalling Windows as described in the system builder license.If it is not included, contact your distributor.

You will find the COA included in the System Builder Pack that you acquired from your distributor.Without it, your customers will not have a legal license to run their Windows software. A certificate of authenticity (COA) is a label to help you and your customers identify genuine Microsoft Windows software.
