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We received the file questservice.dll and detected thatquestservice.dll is a virus.
questservice.dll is Adware. You need remove Remove the file questservice.dll.
Kill the process questservice.dll and remove questservice.dll from the Windows.
questservice.dll Information and Removal:
questservice.dll is Trojan/Backdoor.
Kill the file questservice.dll and remove questservice.dll from Windows startup.