The LookWebResults application is a Web browser add-on that targets Mac systems exclusively. Malware experts have listed the LookWebResults extension as a PUP (Potentially Unwanted Program). However, this does not mean that the LookWebResults add-on will pose a threat to your Mac's health or your data's safety. The LookWebResults extension is considered a PUP because it applies changes to the user's system settings without acquiring their consent first.
The LookWebResults add-on is a browser hijacker whose goal is to set up an affiliated website as your default new tab page. The site associated with the shady activity of the LookWebResults Web browser extension is called Safefinder.com. This domain hosts a low-quality search engine, which may not provide you with the excellent service legitimate aggregators like Google, Yahoo and Bing.
If you want to reverse the changes made by the LookWebResults Web browser add-on, it is recommended to download and install a trustworthy, up-to-date anti-malware service that will locate and remove the PUP in question in no time.