Update Assembly Variant

Setup → Manage Variants → Update Assembly Variant            Shared Dialog Box
Saves the current assembly state to an existing or new variant definition. Learn more.
 
For the option:
Do the following:
Assembly Name
Select the assembly you wish to update. The menu lists all assemblies open in the session.
Variant Options
Select one of the following options:
■Update existing variant
■Create new variant (and supply a new variant name)