Adware:Adware (or spyware) is a small program that is designed to show advertisements (in various form and degrees of intrusiveness) on your computer. It often reports personal information back to its owners. As a result your sense of privacy can be violated.
Edfqvrw Toolbar is a malicious toolbar that is created to stealthily install itself inside your system, import additional malware and install an unwanted browser toolbar. Edfqvrw Toolbar is reported to be a clone of toolbars that have been distributed by Zlob.Trojan malware. Usually, Edfqvrw Toolbar gets inside your PC by masquerading as a video codec. This toolbar contains four icons which all of them lead to corrupt security software. Edfqvrw Toolbar shouldn’t be trusted and is recommended to be removed.
Technical details (How to remove Edfqvrw Toolbar(pop up))