SolidWorks 2011 SP5.0 is available for download
This service pack is now available to Subscription Service customers. To download, click here or log into the SolidWorks Customer Portal at https://customerportal.solidworks.com and click Download Software and Updates to access the update.
P.S: Login required for access. Full access requires an active Subscription Service contract.
Please read this post in case you use Toolbox: https://forum.solidworks.com/message/252202#252202