最後更新: 2024-02-27

介紹

Fixed Lifecycle Policy

For Windows Server, the policy consists of five years of mainstream support followed by five years of extended support.

mainstream support vs extended support

Critical security updates are made available for products until the published Extended Support end date.

Windows Server 2022

• Mainstream End Date: Oct 13, 2026
• Extended End Date: Oct 14, 2031

Windows Server 2019

• Mainstream End Date: Jan 9, 2024
• Extended End Date: Jan 9, 2029

Windows Server 2016

• Mainstream End Date: Jan 11, 2022
• Extended End Date: Jan 12, 2027