If you want to rebrand your child plugin to reflect your brand and service the MainWP Branding Extension allows you to do that.
It allows you to alter the Plugin Name, Description, Author and Author URL for the MainWP Child plugin, you can do that with the MainWP Child Plugin Branding Extension.
To do that go to: MainWP > Extensions > Branding > Branding Options options box and enter a new Plugin Name, Plugin Description, Plugin URL, Plugin Author and Author URL:
Click the Save Settings button and check out the result on the child site: