How can i remove DnsChanger or DnS Unlocker Trojan-malware Questions and Answers › Category: Malware removal help › How can i remove DnsChanger or DnS Unlocker Trojan-malware 0 Vote Up Vote Down Anonymous asked 9 years ago I need a help. My PC recently got infected with Dns unlocker virus or Dns changer malware. My antivirus didn’t either and my problem persists.