You can replace the default Plesk logo banner in the top frame with your own logo. It will be visible to your customers when they log in to their control panels. You can also make your logo a clickable hyperlink.
You should use a GIF, JPEG or PNG format file for your logo, preferably not larger than 100 kilobytes to minimize the download time. It is recommended that you use an image of 50 pixels in height.
To set up your logo image:
When you wish to restore the default Plesk logo, click the Default Logo button.