To remove Dealhelper manually, follow the below instructions:
1. Locate dealhlpr.dll.
2. Run regedit dealhlpr.dll /u
3. reboot your computer
4. delete the below registry values:
HKEY_CLASSES_ROOT\clsid\{d848a3ca-0bfb-4de0-ba9e-a57f0cca1c13}
HKEY_CLASSES_ROOT\software\microsoft\windows\currentversion\explorer\browser helper objects\{d848a3ca-0bfb-4de0-ba9e-a57f0cca1c13}
HKEY_LOCAL_MACHINE\clsid\{d848a3ca-0bfb-4de0-ba9e-a57f0cca1c13}
HKEY_LOCAL_MACHINE\software\classes\clsid\{d848a3ca-0bfb-4de0-ba9e-a57f0cca1c13}
HKEY_LOCAL_MACHINE\software\microsoft\internet explorer\toolbar\{d848a3ca-0bfb-4de0-ba9e-a57f0cca1c13}
HKEY_LOCAL_MACHINE\software\microsoft\windows\currentversion\explorer\browser helper objects\{d848a3ca-0bfb-4de0-ba9e-a57f0cca1c13}
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