Manually remove a backdoor Trojan virus from a computer by terminating the associated virus process, deleting related folders and files or removing registry keys. Users can also download and install a virus-removal tool,... More »

A backdoor virus is a program that enters a computer system without being detected and runs in the background to open ports, allowing third parties to control the computer clandestinely. These backdoor viruses can pass t... More »

A Trojan virus works by obtaining unauthorized access to a computer's hard drive with the intent of causing loss or theft of data. Once the virus infects a computer it can block access to programs or information, copy da... More »

Once infected files have been identified, the Trojan Horse virus can be removed by starting the computer in safe mode and then going through the steps to delete files and folders. The registry is then edited to remove an... More » Technology Computers & Hardware Computer Help

Running an up-to-date antivirus program can remove the Zeus Trojan virus from a computer. Removal of the virus is also possible through a manual virus removal process. More » Technology Computers & Hardware Computer Help

Sweep your computer for free by using a system optimization utility, such as CCleaner, to remove unused registry entries, ActiveX controls and application paths and clear out unnecessary temporary files that Web browsers... More » Technology Computers & Hardware Computer Help

To remove a virus from your computer, restart the computer, enter Safe Mode, delete temporary files, download Malwarebytes, run a scan, and remove all infections. Removing viruses is usually easy, but severe infections m... More » Technology Computers & Hardware Computer Help