When the uapmadmin password is changed in the database, it can be changed for the UAPM application in the Configurator.
This document describes where to configure the new passwords for the uapmreporting and uapmbatch users.
The passwords for uapmbatch amd uapm reporting are not configured in the UAPM application.
The passwords are changed on the backend database.
If you use uapmbatch for login for the API, you would need to change the password in the initialization parameters, (or the ini file, if you are using one) of your vb program