No matter, where you want to take your organization, get there with Windows Server 2016, bringing the innovation behind the large cloud datacenter to yours. How to find your Microsoft product key To find your 25-character key, you need to remove the silver scratch-off panel on the Certificate of Authenticity which is supplied with your product. This is easily done with a coin or fingernail. Don’t press too hard or you could damage the key making it unreadable. Remember, to avoid damaging your product key: Don’t use any other tool apart from a coin. You can also use your fingernail Don’t apply too much pressure Don’t try to peel the scratch layer off