See the latest Trimble MGIS Compatibility List as of August 22, 2011. 

Always check the latest Trimble MGIS Compatibility List before upgrading any Trimble Office or Field Software to your PC/Laptop/Tablet or GPS unit.

There are also new versions of TerraSync 5.20 and GPS Pathfinder Office 5.20.  See the following Release Notes for enhancements:

Stay tuned to the next 2 blogs as I will go in depth per the TerraSync 5.20 and GPS Pathfinder Office 5.20 new features.