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