When we cannot remove virus through antivirus program, that time we can follow the manual removing process in Microsoft vista without online technical support. For removing the virus you should know the name of the virus and the various components associated with it. You can identify the virus name and components by running your antivirus software or you can search in internet search engine typing the virus symptoms.
End Malicious Processes
Step1:Press "Ctrl," "Alt" and "Delete."
Step2:Click on "Task Manager."
Step3:Click on the "Processes" tab.
Step4:Scroll the list of processes and find any malicious processes. And Right click on any malicious processes and select "End Process."
Remove Malicious Files
Step1:Click on "Start."->Click on "Search."
Step3:Search your files and folders for any malicious files and delete them. Often, malicious files can be found in your temporary internet files folder.
Remove Malicious Registry Keys
Step1:Click on "Start."-> Click on "Run."
Step2:Type "regedit" into the empty box and then click "OK."
Step3:Search the folders in the left pane and find any malicious registry keys.
Remove any malicious registry keys by right-clicking on the file and selecting "Modify," then "Delete."