If you are getting notifications from EffectiveVision, then your Mac is infected with adware. EffectiveVision is adware for Mac.
EffectiveVision changes setting in your Mac. First, EffectiveVision installs a browser extension in your browser. Then, after EffectiveVision 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.