Remove Antimalware Virus
Antimalware is a Rogue program that tricks people into thinking its a genuine Antivirus program, its runs fake scans and displays fake scan results of malware that’s on your system. it blocks normal programs from running, and stops you downloading programs by hijacking your browser. The virus also opens up porn site pages. Never purchase this fake program.
https://download.bleepingcomputer.com/grinler/rkill.com
https://www.malwarebytes.org/