What causes a laptop to get a virus and how to clean it

What causes a laptop to get a virus and how to clean it

What causes a laptop to get a virus and how to clean it
What causes a laptop to get a virus and how to clean it

Netgenz - Technology Computer and Internet | The term computer virus is not a foreign term for computer users. A computer virus or malware is a program that often has a negative impact on its victims. Viruses are a frightening specter for most laptop users because viruses can damage laptop performance, can cause loss of important data and many other losses. For this reason, we must know how to remove viruses on laptops so that our computer devices are free from viruses.

The development of computer viruses cannot be separated from the development of computer technology which has now penetrated into various circles of society. Computer viruses are currently mostly circulating through the medium of the internet where when users are browsing or clicking on strange links on the internet.

Computer viruses do need to be recognized as one of the sources of problems that disturb and harm computer users. Starting from simple losses such as changing settings on the computer to the theft of important personal data can be done by computer viruses. Computer viruses are also one of the aspects that cause PC RAM to be full. Therefore, computer viruses are often associated with negative things.

One example of the cause of the entry of viruses on the device, when you download a movie or song, but it has embedded a virus that can enter the device.

I will tell you why laptops can get viruses, especially for Windows users. Please read carefully so that next time you can avoid it.

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1. Carelessly download files or software. So look for it from the source site because it is feared that the file or software has been infected by a pirated virus. If you install it, your laptop will be infected with a virus too.

2. Open the shortcut file from the flash.

3. Open a suspicious site.

4. Never update the antivirus.

5. No antivirus. When the flash is inserted into the USB, it is very easy to get infected by viruses.

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The following types of viruses are often found by laptop users.

1. Worms.

A worm is a type of virus that can spread without requiring special interaction from its users. Most types of worms originate from infections that originate from sending email attachments received by a computer user. When the file is run, this type of worm computer virus begins to spread on the user's device.

2. Spyware.

Spyware is a virus program that can install itself on an infected device without the victim's knowledge. This type of program can perform actions in the form of changing computer configurations or collecting personal data belonging to the victim.

3. Trojans.

A Trojan virus is a virus that has the ability to hide itself in other programs on the device. This virus has the ability to enter the victim's device without the need for full interaction from the user.

Then, what are the steps to get rid of viruses that have lodged in the device? Check out the description below.

1. Use Command Prompt (CMD).

Using the Command Prompt is an alternative because you don't need to use an anti-virus application before. Pay attention to the method below so that there are no mistakes when applying this method.

How to remove a virus on a laptop with CMD:

First, click Start and type cmd. If so, right-click to run as administrator. So, run as administrator.        

Suppose that you are going to drive D, then type dir D: attrib -s -h /s /d . and press enter. If you want to check a drive other than D, then just replace the letter D with the location of the drive you want to check.

After that, the command prompt will explore the selected drive and load all the files on that drive. Then, look for files that you think are unfamiliar with. EXE format where you never installed before, delete them through this command prompt.

If it can't be deleted, you can search through Run, and delete the file. You can also use REGEDIT by starting > Run > Regedit > Edit > Find > enter the name of the virus file that you find in the command prompt, and delete all existing registries, including folders.

2. Use anti-virus. 

In addition to the manual method as mentioned above, you can also use an antivirus to remove harmful viruses. For example, you can use antivirus Smadav, Avast, AVG, Avira, Norton, Kaspersky and others. Use an antivirus that you think is the best, and don't forget to update regularly, and also do a scan by running an antivirus. So, when a virus infiltrates, the antivirus will detect and clean the malicious file

3. Rescue Disk.

In addition to the previous method using the Safe Mode method, you should also try to do the scanning process on your laptop when your computer is about to turn on. You can do this by using a pre-boot scanner. For the Rescue Disk program, you can use Windows Defender Offline. This application can help you remove viruses on your laptop if the previous method didn't work in completely removing the virus on your laptop.

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4. Reinstall.

Another step you can take to remove a virus on a laptop and perhaps one of the last options is to reinstall it on the laptop. You can re-install if the infection that occurs on Windows has been so severe that even the anti-virus application can't handle it properly. Before deciding to do this method, make sure that you have backed up important data from the laptop. Thus, when you reinstall, important data on the laptop will not be deleted.

Please apply the method of removing viruses on the laptop that you think is most suitable. Hopefully, by removing the existing virus, the performance of the device will increase even more. Hopefully, this article is useful. Good luck.

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