Should you need to update the password to access the database for any reason, please follow the steps:

Step 1:

Log into your Rebel account and visit Hosting Manager

Step 2: 

Click directly on Control Panel for the intended hosting package. 

Step 3: 

You can click on "Databases" right under your domain name:

Or you can also click on Databases option on your left side: 

Step 4: 

Click directly on the username that you want to apply a new password. 

Once you have completed entering your new password and confirm it, click Apply and OK.