Load a model in Trimble Connect for Browser's 3D Viewer.
Select objects in 3D and open the property panel.
Open the overflow menu in the panel header.
Click Manage property set libraries from the properties panel menu.
The Property Set Library Manager will open in a new browser tab.
Click the New master library button.
From the Library Editor, you will be able to add a name and description to your library.
Add a new property set to the library click the Plus button located at the bottom right of the page.
Enter a name and description for your property set.
Click the ✚ Add property button.
The property detail panel will be displayed where you can enter the name, a description, and define the property type.
After you have finished adding property sets and properties to your template click Publish.