To customise your Matomo (Piwik) experience, you have a few options:
Browse the Themes Marketplace and install use one of the free themes offered by the community.
As a Super User, go to Matomo, click Administration, and in « Settings » you can customise the Logo displayed in Matomo, as well as customise the Favicon icon.
For even more control and customisation: develop your own custom theme for Matomo
To remove the Matomo branding from the application, use the White Label Analytics plugin.
Contact us for more information about offering a white labelled fully serviced Analytics platform.