Service packs are cumulative. Each new service pack contains all the fixes that are in previous service packs, together with any new fixes. You do not have to install a previous service pack before you install the latest one.
Microsoft Visual Studio 2005 Service Pack 1Release date: 14 December 2006
How to obtain the service packTo obtain Visual Studio 2005 Service Pack 1 (SP1), visit the following Microsoft Web site:
For a list of the bugs that are fixed in Visual Studio 2005 SP1, click the following article number to view the article in the Microsoft Knowledge Base: