Windows 10 Pro OEM Key Overview Windows 10 Pro OEM is for activating Windows 10 Pro on one eligible PC where an OEM license is appropriate for the intended device. Key Features Windows 10 Pro OEM activation BitLocker and professional security features where supported Remote Desktop host capability Domain join and Group Policy support Activation instructions included in the order email Compatibility and License Scope For eligible Windows 10 Pro installations. OEM licenses are normally tied to the first eligible device on which they are activated. License scope: Digital OEM activation key for Windows 10 Pro on one eligible PC. Windows 10 support notice: Microsoft ended standard support for Windows 10 on October 14, 2025. This product may still activate eligible devices, but Microsoft security updates and feature support may be limited unless you have eligible extended support. What You Receive Digital activation key for Windows 10 Pro OEM Key Activation instructions sent by email after order verification Purchase, delivery, and activation support from A2Keys Important Notes OEM transfer rights may be limited by license terms. This product does not include installation media or hardware support. License, Delivery & Support Product type: Digital activation key. No physical item, retail box, disc, or USB media is shipped. Activation scope: Digital OEM activation key for Windows 10 Pro on one eligible PC. Delivery: License details and activation instructions are sent by email after payment approval, typically within 15-60 minutes and up to 24 hours if selected for review. License terms: Use is subject to the applicable software publisher license terms and eligibility requirements. Support: Contact A2Keys support for order, delivery, compatibility, and activation questions. Email support responds within 24 hours. Phone support: Monday-Friday, 9 AM-6 PM EST. Refund/replacement: Refund or replacement requests are handled under the published refund and replacement policy for eligible delivery or activation issues. Support boundary: A2Keys provides purchase, delivery, and activation support. We do not provide general IT administration, hardware troubleshooting, software publisher account support, or deployment consulting. Trademark notice: Product names and trademarks belong to their respective owners. A2Keys is not affiliated with or endorsed by Microsoft, AOMEI, or other publishers unless expressly stated. Product FAQ Which Windows edition does this activate? This product activates the Windows edition shown in the product title. Match it to your installed edition and device eligibility. What does OEM mean for this product? OEM licenses are normally tied to one eligible device after activation. Confirm this scope matches your intended device before checkout. How is the license delivered? License details and activation instructions are sent by email after payment approval, typically within 15-60 minutes and up to 24 hours if selected for review. What if activation does not work? Contact A2Keys support with your order details and activation error. Refund or replacement requests are handled under the refund and replacement policy for eligible delivery or activation issues. Related A2Keys Links Browse more Windows license keys Browse all software license keys Delivery and payment details Refund and replacement policy Contact A2Keys support