Hello,
As you know, we can add the property "Always one selected value" in an app for a field :
https://help.qlik.com/en-US/sense/April2019/Subsystems/Hub/Content/Sense_Hub/DataSource/select-singl...
I would like the exact same property but for a master item.
Best regards,
Simon
Bi Consultant (Dataviz & Dataprep) @ Business & Decision