Get Rid of UniosealeSS Extension - Removal Guide for UniosealeSS Plugin

There's this UniosealeSS plugin. I cannot remove. I click on disable or trash bin it keeps reappearing. I must have downloaded something and with the download came all sorts of things. Don't remember what, but plugin is called uniosealeSS. How can I remove it please?

Basic information about UniosealeSS

UniosealeSS is a potentially unwanted web browser extension, add-on or plug-in which can be installed on the computer along with the third party download managers.  Once installed, UniosealeSS will be compatible with all versions of Internet Explorer, Chrome and Firefox. Once the computer is infected with UniosealeSS, it will change the browser setting without user's permission.  UniosealeSS is capable to generate a lot of pop-up ads on your browser.