This video demonstrates the steps needed to reset a forgotten password for the PostgreSQL database in Qlik Sense.
During the installation of Qlik Sense, it’s necessary to provide a password for the PostgreSQL database. Should this password become lost or forgotten, unfortunately there is no way to retrieve it.
It is possible to reset the password by following these steps.
Here is a link to more information in the Support Knowledge Base:
Here is where you can find more about downloading and using PGAdmin 4: