Silverlight 4

Silverlight 4 follows the Fixed Lifecycle Policy.

Support dates are shown in the Pacific Time Zone (PT) - Redmond, WA, USA.

Support Dates

Listing	Start Date	Mainstream End Date
Silverlight 4	2010-04-15T00:00:00.000-08:00	2013-01-08T22:59:59.999-08:00

Note

Microsoft will provide a minimum of 12 months' notification prior to ending support for Tools.