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How to install an antivirus on my Windows 7 PC to keep my computer protected? Step by step guide

It’s extremely important keep our equipment protectedIt is a way to prevent the information from our email accounts and even bank accounts from falling into the wrong hands.

On the other hand, Windows 7 it is an old system which does not receive regular updates much less its users enjoy customer service. Given this circumstance this it is a vulnerable operating system making its users an easy target for cybercriminals.

That is why this time we invite you to stay with us, to learn how to install a protection system on your computer for free, and you will also be able to know some of the best alternatives to protect your equipment.

Learn step by step how to install an Antivirus on your PC with Windows 7

Install an antivirus in Windows, It is no more than a common and simple installation, but for the purposes of this tutorial will show you exactly how to do it. The first thing is to download the antivirus of your choice, this time we will be working with AVG Antivirus.

We type the name of the program in the Google search engine and we choose the first option that appears to access the official page of this antivirus. Once there we go to the download section and choose the version for Windows. When the download is ready now yes We go to the folder where the file was downloaded and open it.

We execute the installation file with the format “.exe”.


We provide the administrator permission pressing accept when required on this screen.


Then will start to load the installation interface and we must waitAt this point it is important to keep the internet connected.


Once the interface loads we must select the main option “Install”.


Then it starts to get done full software download. It is important not to disconnect the internet and let the installation process complete. Once finished click on “Continue”.


If we have the paid license it can be activated immediately from here, if not, then you should continue with the free trial.


We can finally make the first check of your PC to check that everything is in order on the computer.


List of the best antivirus to install in Windows 7 and be 100% protected

We are going to present you below a list of the best antivirus, that you can install in your Windows 7 operating system, applying a similar process to the one we saw in this same post.

Let’s see below 5 free antivirus accessible to a few download clicks:

Avast Antivirus

Avast Home

This tool is a complete security suite, developed by Avast Software in 1990, is currently the second free antivirus preferred by Windows users. Despite being such an old software, it never ceased to be at the forefront and every year it releases a release with improvements much more powerful than the previous ones.

This is a suite that really cares about the safety of its users, having the following list of services available:

  • Computer security for desktop
  • Secure browsing
  • Antivirus
  • Firewall
  • Anti phishing
  • Antispyware
  • Anti spam

When using Avast Antivirus the user is guaranteed to have a large, up-to-date database available for the detection of possible threats. In addition the software has a powerful scanner and this is accompanied by a cleaner that is responsible for removing garbage from your computer.

This software also has strong shields against threats trying to enter the device through internet connections, especially those that come from Peer to Peer technology. This guarantees the user be able to download enjoy popular download media such as torrent without any concern.

Download Avast Antivirus Windows

Download Avast Antivirus MacOS

Avira Antivirus

Avira Antivirus

This software computer security was developed in 1988 by the German company Avira Operations GmbH & Co. It is a tool that has undergone many changes and has sometimes been considered controversial..

However experts still They recommend Avira Antivirus as an excellent option when it comes to promising our computer. It is a software for personal use, that has a very powerful destroyer of trojans and other malware, it is software that is updated daily against various viruses.

I know why offers a scan of hard drives and other storage drives in a comprehensive way, allowing malicious files to be eradicated regardless of the file in which they are found. Notably computer protection and shields while browsing the internet are completely free, but if you want to have access to something beyond simple protection.

These are the other services that you can enjoy if you buy the Avira Antivirus license:

  • Misleading advertising detection and false identities on the internet.
  • Email scanning, looking for malicious files hosted.
  • Block access on the computer to highly damaging sites.
  • System recovery to its previous state after a very devastating virus attack.

Download Avira Antivirus Windows

Download Avira Antivirus MacOS

Malwarebytes Anti Malware


Malwarebytes is a highly valued multi-system tool, since It is available for Windows, various Linux distributions, MacOS and even Android as long as it is higher than version 4.1. It was developed by the corporate Malwarebytes And it is relatively new, compared to the antiviruses on this list, since it was released in 2006. It has 2 editions, a free one for any user and a paid one that from the outset they say offers nothing less than blocking harmful internet IPs.

In addition to the possibility of scheduling periodic scans to the main storage disk to ensure the cleanliness of the files. Malwarebytes too, It is excellent for detecting and eliminating a type of virus that lodges in the computer in order to collect information and then send it to a remote server. These viruses are known as Spywares and rootkits.

Download Malwarebytes Anti Malware Windows

Download Malwarebytes Anti Malware MacOS

Kaspersky Antivirus


It is a powerful Russian security suite developed by Kaspersky Lab, was originally released in 1997, but evenn 2022 received the latest update of the stable version, so it shows the great commitment on the part of the developers and the company. It is distributed mainly for Microsoft Windows and MacOS users, however, there are currently releases available for some Linux distributions.

Kaspersky Antivirus users have the advantage that it consumes few computer resources to do the job. Although this leaves the system with a small disadvantage and is the ability to have a personal firewall. Other users of the free version are guaranteed to have their computer virus-free, while paid users get the best updates during their license period.

Download Kaspersky Antivirus Windows

Download Kaspersky Antivirus MacOS

Sophos Home


The next and latest cybersecurity software is preferred by users for its simplicity and friendly interface. This antivirus takes real-time computer protection very seriously. It has a unique feature that allows to keep almost all the configuration stored in the cloud, this allows the software to run lighter further enhancing the experience.

Sophos Home It also includes everything you need to properly control internet connections and thus protect your computer from any attack on the web. Before any doubt or discomfort premium users enjoy a Sophos support team that is in charge of attending to each situation separately. The free version of Sophos does its job very well to protect your computer, but if what you want is a total guarantee, it is best to choose to buy the license.

Download Sophos Home Windows