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	4/15/2010 8:00:00 AM	1/9/2013 6:59:59 AM

Note

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