Step 1. Login to Plesk Panel.
Step 2. Look for Databases option on left sidebar and click on it.
Step 3. Click on Add Database.
Step 4. Type or add Database name of your choice and make sure to select MSSQL Server from Dropdown menu.
Step 5. Add Database name and in Password field type passowrd of your own choice or you can generate default password by clicking on Generate option and click on Save. Your MSSQL DataBase has been created.