How should I identify a virus on my PC

If you think your computer may have a virus, or you want to know the easiest way to find out every time a virus enters your PC. But you don’t want to install very heavy or dubious programs. Then this article will be great for you, here we will teach you how to detect or identify viruses on your PC and Laptop using Windows Defender. A program that is already installed with your Windows operating system from the factory.

How to Detect or Identify Viruses on My PC and Laptop Using Windows Defender

Index(  )

  1. How to know if you are infected with a virus
    1. There are messages or communications that report the failure
    2. Virtual threats manifest through slowness
    3. Applications do not start correctly
    4. When there is an internet connection, windows that you did not request open
  2. What to do if I have a virus and how did you remove it?
    1. Restart the computer in safe mode
  3. Update your system Software, operating system and browsers
  4. What damage can it cause to my PC or laptop?

How to know if you are infected with a virus

Our personal computers present certain symptoms that if you know how to recognize them, you will know for sure that it is an infection by a computer virus . Despite having different tools or programs that allow you to be free from these attacks. Personal computers are not 100 percent secure.

Therefore we want to show you what are those symptoms that make the infection by some malicious malware that tries to steal your information evident . Damaging your computer, data or files, in this way we recommend you to be aware of the following abnormalities.

There are messages or communications that report the failure

In most cases, the antivirus that you have installed on your PC or Windows Defender will issue a warning message, indicating the existence of a failure . Or that you are trying to open a malicious file, therefore it is necessary that you be attentive to the different alert messages that you may receive from your security systems.

Virtual threats manifest through slowness

One of the most common symptoms that can be seen with the naked eye is the slowness with which our PC suddenly develops . When we have been attacked by a virus, it performs operations in the background, making it work very slowly. Although we must rule out that this problem is not due to the lack of performance of the RAM memory.

Applications do not start correctly

Having problems with the applications or programs installed on the PC is another indication that can make us think that we have been infected by a virus. In these cases we can see that when starting an application it does not open or respond in an unusual way . Malware is a type of computer virus that attacks certain programs by causing them to crash.

When there is an internet connection, windows that you did not request open

This symptom is very characteristic when we have acquired a virus, it is responsible for opening or directing us to web pages that we have not requested . Therefore it is important that you be attentive to this type of problem, since these sites are created with the purpose of scamming us.

What to do if I have a virus and how did you remove it?

If you confirm that the symptoms that your personal computer is presenting are indeed due to a computer virus, it is important that you remain calm in the first place. Since there are some corrections that you can apply to completely eradicate it from your device.

But remember that it will always be necessary for you to have an antivirus to avoid greater evils. The next step you must follow to prevent the virus that infected your computer from continuing to spread is to disconnect from the internet network .

Scan from Windows Defender

Viruses were created to damage the files you have on your computer, some can also spy on the information that your files contain or even completely disable your operating system , they use methods such as, for example, emails, applications that downloads from the internet and advertisements on the pages.

Then they enter your computer and infect it, the virus gradually affects the folders and files that are opened, then it installs itself in the RAM memory and from there it has the ability to infect the PC completely.

On the other hand, antiviruses seek to detect and get rid of these annoying informational viruses. Antiviruses are capable of blocking and repairing files that have been infected, each antivirus has a different function so it is important that you choose the correct antivirus for your computer.

That is why we will show you Windows Defender and how you can use it correctly to get rid of all the viruses that your PC may contain and so that it does not erase Internet downloads.

Windows Defender is a very complete antivirus , programmed by the same Microsoft company. This antivirus guarantees excellent protection against the different types of viruses that can infect your computer, like any good antivirus, its database is updated several times a day, so we will have the protection of this antivirus throughout the day.

Windows Defender has the advantage that it is completely free and it is not necessary to install it , and it does not contain ads or it is necessary to pay to get a Premium version. To enjoy Windows Defender you must have Windows 10 version installed and the antivirus will arrive once activated with the operating system.

Restart the computer in safe mode

To carry out this procedure, you will need to do the following, press the shutdown button on your PC. Now press the power button again and then repeatedly press the function key F8. This action will allow the ‘ Advanced Boot Options ‘ menu to be displayed on the screen .

In our case we are going to select the option ‘ Safe mode with network functions’ y para ello utilizaremos las teclas de flecha para movernos por el menú. Por último debes pulsar la tecla Enter para que la PC se reinicie en modo seguro.

Update your system Software, operating system and browsers

There are numerous problems that a virus can cause to our PC, if it has been infected by said malicious program. And that can affect any area of ​​our system, therefore and it is most recommended that you perform an update of your entire operating system . As well as the browser and the software, in this way risks will be minimized in the future.

How to detect viruses with Windows Defender

If you want to manually detect a virus with Windows Defender, we will show you how you can perform a quick scan and a thorough scan , to detect and remove viruses that your PC may contain:

  • As a first step you must open the ” start” window .
  • Then you must place the option of ” configuration” that is with the icon of a nut.
  • The configuration page will open, among all the options at the end will appear the option of ” update and security” you must click.
  • Then, on the left side a panel will appear with several options, you must place the option ” Windows security“, which has a shield, from there you can ” open Windows security “.


  • After the security window is open, you must go to ” protection against viruses and threats” on the left side of the panel.
  • There are all the options, in this window you will be able to find the information about the current threats, it will also give the date of the last time an examination was made and the threats that have been found.
  • Below you will find the ” quick test” button. This test is simple, it does not last long, as it briefly analyzes the files on your computer in search of any virus.
  • If you want a more comprehensive exam you can place the option that says ” exam options” where you can place the option that says ” full exam “.
  • Then you give it examine now and the computer will take a while to examine each and every one of the files that your computer contains, looking for any viruses and threats that any of your files may contain.

All viruses and threats that Windows Defender can detect offline during the quick scan and full scan will be immediately quarantined and removed by the same program, so you don’t have to worry about removing them manually.

From now on without a doubt, do not miss the opportunity to get the most out of it. You will want to use this excellent tool to protect your PC and analyze USB memories automatically.

What damage can it cause to my PC or laptop?

Viruses can cause very serious damage to our devices , ranging from strange behavior, the presence of images or messages. System stop, deletion of some or all files. Although these damages can be classified by their level of affectation ranging from minor damage to severe damage.

These minor damages would not cause major complications in your system, but in the programs or applications that you have installed. In order to get rid of this type of virus, all you have to do is uninstall the application and reinstall it. And in cases of major damage, they can format the hard drive and infect the backup copies.

by Abdullah Sam
I’m a teacher, researcher and writer. I write about study subjects to improve the learning of college and university students. I write top Quality study notes Mostly, Tech, Games, Education, And Solutions/Tips and Tricks. I am a person who helps students to acquire knowledge, competence or virtue.

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