How to remove PUP.Optional.Conduit.A from Chrome…..
1. Press Alt+F and scroll over Tools.
2. Go to Extensions and remove all undesired add-ons.
3. Click Settings on the left, under On Startup, select Open a page or a set of pages.
4. Click Set pages, remove the current home page address and enter your desired one. Click OK.
5. Under Search, click on Manage search engines.
6. Set any search engine as your default one, and remove the unwanted one.
7. Click Done.
8. Restart the browser.