Lenovo Windows Server 2019 Downgrade to 2016 Kit - ROK

This Lenovo Reseller Option Kit (ROK) enables authorized customers and channel partners to downgrade from Windows Server 2019 Standard to Windows Server 2016 Standard. It is a multilanguage OEM license and media package designed specifically for compatible Lenovo server models, including the ThinkSystem and ThinkServer families.

The downgrade kit allows organizations to maintain operational continuity on Windows Server 2016 while holding valid Windows Server 2019 licenses. It is ideal for environments that require Windows Server 2016 features or compatibility but have procured servers preloaded with Windows Server 2019 Standard.

Key Benefits:

• Official OEM ROK downgrade license/media from Lenovo.
• Supports a wide range of Lenovo ThinkSystem and ThinkServer models such as ST50, ST250, SR250, ST550, SR530, SR550, SR650, and SR630.
• Multilanguage support ensuring global usability.
• Available through Lenovo authorized resellers and partners.

Important Considerations:

• This is not a full retail license but an OEM reseller option kit.


• Recommended to be purchased during initial server acquisition or via authorized Lenovo channels post-sale.


• Supports installation prerequisites per Microsoft and Lenovo documentation.