If you are getting notifications from DynamicInterface, then your Mac is infected with adware. DynamicInterface is adware for Mac.
DynamicInterface changes setting in your Mac. First, DynamicInterface installs a browser extension in your browser. Then, after DynamicInterface hijacks your browser, it modifies settings in the browser. For example, it changes the default home page, modifies search results, and displays unwanted pop-ups in your browser.