Microsoft Knowledge Base Article 900345 contains the following summary and introduction:
SUMMARYThis article lists Microsoft Knowledge Base (KB) articles that describe problems that are fixed in the Update Rollup 1 for Windows 2000 Service Pack 4 (SP4) package. Update Rollup 1 for Windows 2000 SP4 was released on June 28, 2005. This update rollup contains all the security updates that were produced for Windows 2000 between the time Windows 2000 SP4 was released and April 30, 2005. On April 30, 2005, the contents of the update rollup were completed for testing by Microsoft and by external beta and customer sites. This update rollup contains updates that increase system security, that increase reliability, that reduce support costs, and that support the current generation of PC hardware. This article also contains information about the problems that are fixed by this update rollup and links to more information about the update rollup.
INTRODUCTIONThis article describes the problems that are fixed in Update Rollup 1 for Microsoft Windows 2000 SP4. To obtain Update Rollup 1 for Windows 2000 SP4, visit the following Microsoft Web site:
For more information about Update Rollup 1 for Windows 2000 SP4 and for answers to frequently asked questions about Update Rollup 1 for Windows 2000 SP4, click the following article number to view the article in the Microsoft Knowledge Base:
891861 Announcement about Update Rollup 1 for Windows 2000 SP4