How to remove trojan/malware/virus manually

How to remove trojan/virus/spyware manually
1. Stop from running by disable or remove the suspicious startup program
    use msconfig (click on Start button --- click on Run --- type msconfig
    use Windows Task Manager (ctrl+shift+esc) --- services --- find suspicious file ---end process
    if msconfig and Windows Task Manager has been blocked by virus, download and use  another application such CCleaner or Hijackthis
2. Delete regystry added by malicious software (malware)
   use Registry Editor (click on Start button --- click on Run --- type regedit)
   go to HKEY_LOCAL_MACHINE/Software/Microsoft/Windows/CurrentVersion/Run --- then find suspicious string value on the right pane, delete it
   go to HKEY_CURRENTUSER/Software/Microsoft/Windows/CurrentVersion/Run --- then find suspicious string value on the right pane, delete it
3. Delete or quarantine the suspicious file
   use Windows Explorer --- go to local drive (example D:/) --- D:/Documents and Settings/Administrator/localsettings/temp ---- delete all temporary files