i bought a new product key but win 10 pro will not accept it

Cortana: Cortana is a personal assistant that makes using the system easy.

Additionally, the new operating system includes brand-new applications and features like: These new features are included in the operating system. Windows 10 Pro operating system gives users access to business functions like Group Policy Management, Domain Join, BitLocker, Enterprise Mode for Internet Explorer EMIE, Assigned Access 8.1, Remote Desktop, and a Hyper-V Client. Windows 10 Professional operating system new features:

From the best casual games to a new generation of PC gaming, Windows 10 Pro is built for games you love. Not only do your existing games work great, but now you can play and connect with gamers across Xbox One and Windows 10 devices. Windows 10 Pro can make your gaming experience even better. You can see all of your open tasks in one place, create virtual desktops to free up space, and group things by project, such as Office apps for work and games for fun. And stay focused with easy ways to snap apps in place and optimize your screen space for getting things done. And always-enabled updates help you stay current on features and security for the supported lifetime of your device.

Windows 10 Professional is designed to be compatible with the hardware, software, and peripherals you already own. Whether it is playing games, how you use your computer, or the security protection of your computer equipment,Windows 10 Professional gives you absolutely the best experience.

Windows 10 is one of the most popular computer operating systems in the world.

I bought a new product key but win 10 pro will not accept it