What is avfilter.sys?

avfilter.sys is a legitimate file. This process is known as Windows Program Group Converter. It belongs to Antivirus File filter driver and was developed by PC Tools Research Pty Ltd. It is commonly stored in C:\Program Files. Malware programmers or cybercriminals write different types of malicious programs and name it as avfilter.sys to spread virus.

Affected Platform: Windows OS

How to check if your computer is infected with avfilter.sys malware?    
 

Each malware is different and causes unique problems to the system. You will notice one or several of the following symptoms if your system is infected with avfilter.sys malware:

• Internet connection fluctuates
• avfilter.sys file is taking more of your CPU memory 
• System performance is very low
• Browser is redirected to some strange websites
• Interference of annoying popup ads
• Other malwares infiltrate into the system

To further establish the malware infection, take the following steps:

• Go to Task Manager by pressing the combination of keys ctrl+alt+del
• Go to the process tab and right-click on the avfilter.sys and open the file location

If the file is located outside C:\Program Files, then it is likely that the system is affected with avfilter.sys malware.

How to remove avfilter.sys malware from system using Comodo Antivirus?

Ideally, replacing the existing avfilter.sys file on your computer with a different version procured from the internet is advisable. To remove the file using Comodo's trusted and effective antivirus software, follow the steps below:

Step 1: Download the award-winning Comodo Free Antivirus.

Step 2: Installation configuration frames will be displayed. Select the configuration you would like to apply

Step 3: Select Customize Configuration option and arrange installers, configuration, and file location.

Step 4: Once the Installation is Finished, restart your PC.

Step 5: It will take some time for the Comodo Internet Security to update the antivirus.

Step 6: Proceed with a quick scan that automatically begins after the update.

Step 7: If threats are found during the scanning, you will be prompted with an alert screen.

Step 8: Comodo Antivirus will remove avfilter.sys malware from your computer including all other malwares!