“This update resolves issues that affect some computers that are running Windows 7 or are running Windows Server 2008 R2. These issues are reported by customers who use the Error Reporting service or who use Microsoft Customer Support Services,” Microsoft explained. “This update improves the stability and the reliability of Windows 7 and of Windows Server 2008 R2 in various scenarios.”
http://news.softpedia.com/news/Download-Windows-7-RTM-Stability-and-Reliability-Update-133320.shtml
32-bit: http://www.microsoft.com/downloads/...56-4808-4fbf-b5c9-2dac4bbb48b6&displaylang=en
64-bit: http://www.microsoft.com/downloads/...e2-84ef-44a0-8084-d65af65482be&displaylang=en