Fix Chaos Cosmos browser :
System Local Disk(C) - Program Files - Chaos Group - Chaos Cosmos - cbservice double click (2Click) - Refresh inside 3DsMax app
Optionally Change V-Ray Assets Download Folder:
ChosmosBrowser - User - Settings - Assets Download Folder - Change
Link for demonstrative picture:
https://drive.google.com/file/d/1mNXL...