According to their homepage headline, PostgreSQL is world's most advanced open source relational database. More and more services here at Mimar rely on it, of which perhaps most popular would be GitLab, Synapse and Mattermost. While basic administrative tasks in PostgreSQL can be performed by means of interactive terminal, psql, most admins will find pgAdmin a better tool for the job. This article gives exact steps how to configure pgAdmin4 as web application hosted in Apache HTTP Server name-based VirtualHost on FreeBSD.