In other cases, it skips those windows, so you don't even know they exist.

Unchecky is a straightforward tool that monitors your software installations and automatically deselects the checkboxes of third-party components to help you proceed with a clean setup.

In other cases, it's necessary to click the Decline or Skip button, and when the marketing approach becomes truly aggressive, you have to click the Cancel button, which actually stops the installation of the offer, not the main program. In some cases, you have to switch from typical or Recommended setup to custom mode just to be able to see what these offers are and deselect them. The checkboxes of additional applications, browser toolbars or attempts to modify the browser homepage or search engine may be automatically selected, and you simply have to clear them. Most third-party offers can be avoided if you carefully go through the setup operation and get familiarized with the layout. If you frequently download and install software, chances are you have come across ad-supported products that changed your browser settings, installed third-party components that weren't really necessary, or created desktop shortcuts with links to obscure websites.