Trkur4.com is an adware that will attempt to commandeer your browser search and homepage. Unwanted pop-ups will start appearing on the webpages you visit, as well as in-text ads and different offers for software downloads. Once you’ve clicked any of these redirect pop-ups, the adware will send you to malicious websites to get money from you or infect your computer further. It may also prevent you from changing your settings back.
Trkur4.com is usually installed through bundled software without you knowing. You have to remove it immediately as the adware can also collect your personal data such as your IP address, websites you frequently visit, and your login information.