Microsoft Support Lifecycle

Product support lifecycle information by product family

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Microsoft provides support on the current service pack, and in some cases the immediately preceding service pack, for the products listed below. See the Lifecycle Support Policy FAQ for details on the Service Pack Support Policy. If you have any questions regarding support for a product, please contact your Microsoft representative. If you need technical support, visit the Contact Microsoft Web site.

The information on this page is subject to the Microsoft Policy Disclaimer and Change Notice. Return to this site periodically to review any such changes.

Products ReleasedLifecycle Start DateMainstream Support End DateExtended Support End DateService Pack Support End DateNotes
Microsoft Windows NT Server 4.0 Enterprise Edition12/15/199712/31/200212/31/2004
Microsoft Windows NT Server 4.0 Standard Edition7/29/199612/31/200212/31/2004
Microsoft Windows NT Server 4.0, Terminal Server Edition9/13/199812/31/200212/31/2004
Microsoft Windows NT Server 4.0, Terminal Server Edition Service Pack 44/26/1999Not ApplicableNot Applicable2/25/2000
Microsoft Windows NT Server 4.0, Terminal Server Edition Service Pack 511/25/1999Not ApplicableNot Applicable8/2/2000
Microsoft Windows NT Server 4.0, Terminal Server Edition Service Pack 65/2/2000Not ApplicableNot Applicable12/31/2004