The latest round of updates for Revit 2015 – Update Release 4 is now available for each version of Revit products.  We recommend that you visit the following links to read more about the list of enhancements included and to download the appropriate update for your operating system and Revit product.

 

For Revit LT 2015 users you can download the latest Update Release 4 here

 

For Revit Architecture 2015 users you can download the latest Update Release 4 here

 

For Building Design Suite 2015 (Premium or Ultimate) users you can download the latest Update Release 4 here