A computer virus alters the setting and function of the device. When a harmful virus attacks a computer, our workflow is disturbed, personally as well as professionally. Ransomware, Trojan horse, adware are the deadliest virus in the system. There are some vital steps, which helps you to recognize that your computer is infected.
- Sudden pop-ups:
When a user opens its PC or laptops, it faces the problems of sudden pop-up advertisements. Many websites automatically generate pop-ups; you can block those advertisements via the setting on most browsers. However, your system is bombarding with the endless pop-ups, when your browser is not is open. You must take immediate action, as the scope of virus attack is high.
- The web browser is unresponsive:
When the web browser like Google Chrome, Mozilla firebox, or Microsoft Internet Explorer hangs unresponsive or freezes; this is the time for the user to take immediate action for virus detection.
- Slow down of the system:
A computer gets slow generally after two years of its purchase. A computer virus slows down even a completely new computer and disables its smooth function. As your system slows down, a cybercriminal can access your device without your concern. Hackers can delete or download your confidential data and files from your computer without the users’ permission. If your system is getting slowing down day-by-day without any reason, a user should take instant action.
- The appearance of strange toolbars:
When a user notices unexpected or unfamiliar toolbars appearing at the top of the web browser, henceforth it is the positive sign of a computer virus.
- Receiving spam emails:
The most common way to detect a virus attack on your computer is a spam email. A hacker uses this trick to infect your system with a virus. When you open a mail attachment without the mail address and subject, your system is infected with a virus.
How does an antivirus work?
Anti-virus software acts as the security guard against the virus attack. Antivirus software scans the file comparing specific bits of code against the information in the database. When the antivirus software identifies the virus, it will quarantine or delete that specific file. Antivirus program also scans various files, which may contain the virus. It alerts the user as soon it identifies the virus in the device.
What does an antivirus do after locating a virus?
A computer virus is harmful to the computer. It not only hampers the workflow but causes financial losses too. After detecting a virus in the system, an antivirus follows few steps for repairing infected system.
Step1: After the deep scanning, an antivirus detects the virus.
Step2: Then, it notifies the user that your system is suffering from the malicious virus attack.
Step3: Then the antivirus cleans your system completely and boosts up the speed of the computer.
Step4: Quarantine stores all the infected files without providing any malfunction to the PC or laptops.
Step5: An antivirus makes sure that your system is free from the virus, and working smoothly.
Advantages of using an antivirus
Using antivirus provides many benefits to its user, some of them are as follow below-
- It protects your valuable data’s and files.
- Save you from the attacks of cybercriminals and hackers.
- Keep your confidential files safe and secure.
- A user suffers financial loss due to the attack of the harmful virus.
- It maintains your privacy and safety.
- Keeps you alert when an intrusive is peeping in your computer, without your acceptance.
- Safe online payment and money transfer.