when was windows 7 service pack 1 released
Windows 7 Windows 7 Service Pack 1 (SP1) was announced on March 18, 2010. A beta was released on July 12, 2010.[116][117][118] The final version was released to the public on February 22, 2011.[119] At the time of release, it was not made mandatory. It was available via Windows Update, direct download, or by ordering the Windows 7 SP1 DVD.[120] The service pack is on a much smaller scale than those released for previous versions of Windows, particularly Windows Vista.[121]
Windows 7 Platform Update for Windows 7 SP1 and Windows Server 2008 R2 SP1 was released on February 26, 2013[127] after a pre-release version had been released on November 5, 2012.[128] It is also included with Internet Explorer 10 for Windows 7.[129]
Windows XP Windows XP (codenamed Whistler) is a personal computer operating system that was produced by Microsoft as part of the Windows NT family of operating systems. It was released to manufacturing on August 24, 2001, and broadly released for retail sale on October 25, 2001.
Windows XP On April 14, 2009, Windows XP exited mainstream support and entered the Extended support phase; Microsoft continued to provide security updates every month for Windows XP; however, free technical support, warranty claims, and design changes were no longer being offered. Extended support ended on April 8, 2014, over 12 years since the release of XP; normally Microsoft products have a support life cycle of only 10 years.[123] Beyond the final security updates released on April 8, no more security patches or support information are provided for XP free-of-charge; "critical patches" will still be created, and made available only to customers subscribing to a paid "Custom Support" plan.[123][124][125] As it is a Windows component, all versions of Internet Explorer for Windows XP also became unsupported.[126]