Microsoft

Get enterprise-grade security and control for your business without the enterprise-grade price tag Protect your business with advanced security and control. Windows 10 Enterprise E3 lowers up-front costs and lets you easily scale as your needs change with flexible per-user, per-month billing. Let us protect your data, devices, and identities with the most secure edition of Windows while you focus on what you do best – running a successful business.

Microsoft

Saving Security Updates for Expired Versions Windows 7 Extended Security Updates (ESU) include security updates for critical and important issues as defined by Microsoft Security Response Center (MSRC) for a maximum of three years after January 14, 2020. After January 14, 2020, if your PC is running Windows 7 and you have not purchased Extended Security Updates, the computer will no longer receive security updates.