who can tell me how to delete a trojan from system(virus)?
Use antivirus and spyware detection software to remove malware from your computer. If you suspect that your computer has been infected by adware, spyware, viruses or a Trojan you should run your antivirus and spyware removal programs. Anti-virus programs such as Symantec, McAffee, AVG and Avast can often remove the virus by allowing you to quarantine and delete infected files. And spyware removal programs such as Ad-Aware and Spybot Search and Destroy can remove adware and spyware by allowing you to quarantine and delete unwanted tracking programs. But, sometimes viruses, especially Trojans, are harder to remove and your anti-virus and spyware removal programs will not be up to the task. Determine the Virus’ Identity If your computer is infected by a Trojan or other difficult to remove virus your anti-virus or malware removal program should be able to detect the presence of the virus even if it can’t remove it. When these programs find an infected file they display the file name along