Download the code from repository. Unzip the zip file.
Open browser; goto localhost/phpmyadmin.
Create a database with name "paymentplan" and import the file "paymentplan.sql" in that database.
The login screen will appear.
To login, I am going to provide the user-email ids and password below.
Manager Account :
email : admin@PaymentPlan.com
password : 123456
Once you logged in with System Administrator account, you can create user or edit previous user if you want.