Computer virus is a software program that can harm your computer system in various ways. Viruses are technically different from worms and Trojan horses. Any malicious program like virus, worm or Trojan horse can infect computer system by affecting its functional performance.
Symptoms of Virus infection
you can easily recognize when your computer system gets infected from viruses. Some of the symptoms are enlisted as:
• Computer becomes very slow
• Sudden system crashes and computer reboots automatically
• Application software crashes and random messages are displayed on the monitor
• Hard disk data gets corrupted and hard disk will not boot
When you will notice the above mentioned symptoms in your computer system, then it is sure that your computer system is infected from viruses. In this situation, virus removal becomes necessary, so that, you can work on your computer system. You can use antivirus software for virus removal from your computer system.
Use Antivirus software
Antivirus software program are basically designed in such a way that they can prevent, detect and remove virus programs. A wide variety of antivirus software is available in the market like Norton Antivirus, McAfee, AVast, AVG and so from indonesia smadav and pcmav . You can select a better one according to your requirements. Antivirus software can save your computer system from malicious program like virus, worm and many others. Antivirus software applies many methods for recognizing any malicious program.
System Restore is a component of Windows operating system, which enables you to roll back system files, registry keys, and installed programs to a previous state. Operating system automatically creates a restore point when new drivers or software are installed; Windows Update installs new updates to Windows, every 24 hours of calendar time.
A problem may occur when any virus programe is present on the computer system and gets included in the restore point. Antivirus software is unable to remove this virus program. So, in this situation, you have to disable System Restore and then scan with latest antivirus software. After that, when your system gets disinfected from viruses, then re-enable System Restore.