Computers are connected to the network every day. Nowadays, there are countless Trojan viruses on the network, and viruses will inevitably happen one day. So what should we do after the virus? The correct solution can avoid greater losses and minimize the damage caused by viruses. Let's take a look.
I. MediumVirusSymptom
When your computer is infected with viruses, the virus will not tell you that the virus has been poisoned. We can see from some abnormal phenomena. For example, the computer runs slowly, ie keeps reporting errors, or some strange Web pages are automatically displayed. Then you may have been poisoned.
Ii. Solution to poisoning
(1) disconnect the networkNowadays, Trojans are mainly used to steal information from computers. Therefore, after detecting viruses, the first thing to do is to disconnect the network. The easiest way to disconnect a network is to disconnect the network cable and set "Local Connection" to "disabled ".
(2) copy important dataIf important data exists in the PC, the data should be backed up to a mobile hard disk or USB flash disk immediately after the network is disconnected. Although these files may have viruses, they can be processed in a later stage to avoid being deleted by antivirus software.
(3) complete scan for Antivirus
If your anti-virus software can be started at this time, you can select full scan to includeVirusSelect "Clear virus" or "isolate" as the file processing method, rather than "Delete Files" directly, to avoid important files being deleted. If your anti-virus software cannot be turned on at this time, consider removing the hard disk and attaching it to another computer to scan for viruses.
(4) Change important passwordsEven after the complete anti-virus operation, you cannot completely guarantee the security of the information. You must reset some important passwords, such as the passwords of online banking and QQ accounts.
After the preceding steps, you can minimize the loss caused by viruses. Always Be careful when you are in network security (Home Network.
(5) If the anti-virus software is not the latest version or the scan is ineffective, only the system is reinstalled.Installing a system is a time-and effort-consuming task. When installing the system, you must format all the C disks. After installing the system, install the latest version of virus software and install all patches for the system. Remember: Do not open untrusted files before completing these steps. After installing anti-virus software, first scan and kill the entire computer, and then scan and kill the backup files. After confirming that the files are not toxic, copy them to the computer.
We recommend that you back up the system properly when the system is secure and stable. When a problem occurs on the computer, restore it to the original backup point. General laptops and branded desktops have backup and restoration functions. If the computer does not have a backup, you can also install a one-click Restore Ghost Software. Therefore, prevention beforehand is the most important thing.