KeePass 2.x – Enforcing hiding user names and passwords

Place a KeePass.config.enforced.xml into c:\Program Files (x86)\KeePass Password Safe 2\:

<?xml version="1.0" encoding="utf-8"?>
<Configuration xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
    <MainWindow>
        <EntryListColumnCollection>
            <Column>
                <Type>Title</Type>
            </Column>
            <Column>
                <Type>UserName</Type>
                <HideWithAsterisks>true</HideWithAsterisks>
            </Column>
            <Column>
                <Type>Password</Type>
                <HideWithAsterisks>true</HideWithAsterisks>
            </Column>
        </EntryListColumnCollection>
    </MainWindow>
</Configuration>

https://keepass.info/help/base/configuration.html