1. Login into Plesk Panel.
2. Select the "Customers" tab at the right side of the screen as marked in the image.
3. Select the "Customer Name" as marked in the image.
4. Click the "Change Login Info" as marked in the image.
5. Enter the Information as per your need as marked in the image. After generate the password you need to click on show button, Save the password to a safe location.
6. Click on "Ok" to save.
7. Password change successfully as marked in the image.
