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A CD key is the product code you use to activate software such as Windows or Office . At CD-Keys, you purchase this code digitally: you’ll receive it via email, along with instructions on how to download, install, and activate the software. Nothing is sent by mail.

No. CD-Keys is an independent reseller of software keys, operated by Webtron in Belgium. We are not affiliated with Microsoft.

Within the European Union, a software key may be resold under certain conditions. This was confirmed by the Court of Justice of the EU in 2012 in the case of UsedSoft v. Oracle (C-128/11).

Usually within 2 minutes of your payment, via email. You’ll receive the product code along with installation and activation instructions for your product. Didn’t receive anything? Check your spam folder first, then contact us.

You’re purchasing a full-fledged product key: no box, no get support now, and no subscription. As an independent reseller, we set our own prices. Every code is covered by our 100% activation guarantee.

Yes. Open Settings at Windows , go to Platform and then Activation, and select Change Product Key. Enter your Windows 11 Pro product key. Windows will switch to Pro without requiring a reinstallation: your files and programs will remain intact.

A 1-PC key can be activated on a single computer. The number of devices is specified in the product name and on the product page. To use “ Office ” on a Mac, select the Mac version.

An OEM key is tied to the PC on which you first activate it. A Retail key can be transferred to another PC later, as long as it is active on only one computer at a time. The product page specifies which type you are purchasing.

Only versions intended for Mac. The product page indicates whether a key is suitable for Windows, for Mac, or for both.

You can pay securely using a credit or debit card, Klarna (including pay later), Apple Pay, and Google Pay, among other options. The payment methods available to you depend on your country. All payment methods are listed on the Payment page.

Send us your order number and the error message via the contact form; a screenshot is helpful. We’ll work with you to identify the cause and provide a working solution, including a replacement code if necessary. If it still doesn’t work after that, you can request a refund.