The GeoMedia Smart Client 2018 Update 4 (16.5.336.3) is available for download at the Hexagon Geospatial downloads website.
Please refer to the attached Installation_Guide_SmartClient.pdf
Fixes and Highlights include:
Please refer to the attached Release_Guide_SmartClient.pdf
The GeoMedia Smart Client 2018 Update 3 is a full release of the product that ships as a single installer.
Please refer to the Installation_Guide_SmartClient.pdf for detailed instructions