Windows XP SP4 indirectly confirmed
 

April 14, 2009, which is Windows XP Professional, Windows XP Home, Windows Server 2003 SP1, Office 2003 Ending days of mainstream support, Microsoft will be free after the release security patches for them. Windows XP Professional将持续到2014年4月8日，Office 2003则只到2012年8月4日为止。 If users want to continue to receive the full support of Microsoft, it must pay, and one of Windows XP Professional will continue until April 8, 2014, Office 2003 only to August 4, 2012 so far.

不出意外的话，Windows Vista SP2和Office 2007 SP2两个升级服务包也有望在4月份发布。 If no unexpected events occur, Windows Vista SP2 and Office 2007 SP2 service pack two upgrade also is expected to release in April.

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