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Avast Slowing Down PC – What To Do?

Can Avast Antivirus slow down your computer? Yes, Avast can slow down your computer because it uses a normal scan procedure. The list of types of malware is rising. Avast’s database is huge. Avast slowing down computer is a very common thing. It is common among Avast Antivirus program users.

Or, you may ask for more features during the restart of Avast. Also, when you restart your program, it will update itself.

When not in use daily, you should remove this option. After Avast slows down your computer, there are ways to speed it up. (Read Avast Secureline VPN Connection Failed – What to Do)

Why does Avast make my computer run slower?

Avast Antivirus slowing down computer? Avast doesn’t always hold it against you. Avast might also cause your computer to slow down for other reasons. Avast can cause your computer to slow down for a few reasons. Avast is a good application that uses more time and memory.

Your computer may have low RAM and memory. This explains the decreased speed and performance. So, why is Avast slowing down my computer?

Your computer might be low on RAM.

It is possible that you don’t have enough memory installed if your device isn’t working well. Your computer is slow. Performance concerns are resolved by adding extra RAM.

On your PC, there is no free disk space.

If your hard disk becomes too full, your device will begin to slow down. There are articles online that will help you free up some disk space.

There are far too many startup programs.

If you launch too many programs during startup, your device may slow down. It owns to the number of software running. This can be aided by disabling not needed startup programs.

Your computer system is out of date.

Your system may not work at its best state if you’re using an older version of Windows. Upgrade Windows 10 to address the problem.

There are far too many Avast features enabled.

Avast free antivirus is a program that comes with a lot of functions. But, not all use all the software’s features. Switch off features you don’t need. This lessens Avast’s impact on your computer’s performance. (Learn How To Put Avast In Passive Mode)

Ways to fix Avast slowing down computer on your Windows 10:

Yes, Avast slow down your computer. There are a few options to fix avast slowing down your computer.

1. Make sure your software is up to date:

If you have a slow PC, know if Avast is up to date. The most recent upgrades include repairs and patches to keep it working better!

Plus, having the recent version has perks. These include functionality and greater malware finding. This helps to guard your computer from harmful viruses.

2. After Windows services, load Avast:

This is a key factor that causes Avast to slow down your computer. Avast slow down your computer because Avast begins by the time you open your computer. As a result, Windows services clash with Avast, causing your computer to slow down. Load Avast services after all other system services have been loaded.

But don’t worry, there’s a way:

  1. Open Avast.exe
  2. Go to the menu option and select settings from the drop-down menu.
  3. It’ll take you to the general settings, where you look for Troubleshooting.
  4. Check the option Avast Delay startup under Troubleshooting.

3. Upgrade your computer’s hardware:

Improve your hardware. It is one of the many ways to address Avast slowing down your computer. Modern software needs modern hardware.

It may demand more RAM to perform better than prior versions or more hard drive space to work better.

4.Turn off background updates:

Avast slows down your computer because Avast has an auto-update tool. While using your computer and checking the internet, it may begin to download a new update.

This sort of function might cause your computer to slow down. This is also activated while you are playing.

But don’t worry! This is how you fix the problem..

  1. Start the Avast Antivirus program.
  2. Go for the menu.
  3. Go to Updates>Settings.
  4. You’ll see the option Virus definition.
  5. You may now select between updating and asking for an update when it becomes available.

5. Remove the Avast Community and Data Sharing checkmark.

Data sharing and other community features are two settings that most Avast users dislike. But because you aren’t using it doesn’t mean it isn’t working. Turn off these two functions in Avast to save some time and lessen the burden on your device.

  1. Open the Avast antivirus program.
  2. Go to Settings. Select General. Click Privacy.
  3. Remove the checkmarks from Avast community participation and data sharing participation.

6. Disable a few of your starting apps.

Various apps start by the time your system powers up. Many programs, such as antivirus software, do this function. These startup programs are available from the time you get access to your computer.

Many apps aren’t required to load when your device boots up.

Some software makes changes to your system and installs unneeded starting programs. This slows down your startup time. It may also result in better performance when these apps operate in the background.

Here’s how to boost the performance of your Windows 10 operating system.

  1. Activate the Task Manager
  2. Put your cursor at the menu on the Task Manager window, go to the Startup tab. You can view all the apps that start up with your computer when you turn it on.
  3. You may use the Start-up impact column. This is to see which programs influence computer performance.
  4. Choose a program to remove (you can choose Avast). Then click the Disable button in the window’s bottom right corner. It would help if you changed the status of the item to Disabled.

7. Upgrade the computer’s memory

The issue with Avast slowing down the computer might occur when the PC’s RAM is low.

Because some older computers have low RAM and memory, they cannot operate the most up-to-date and sophisticated software, such as Avast.

If your computer starts to slow down, make sure it has at least 4GB of RAM and a 500GB hard drive. Once you make sure, you can install any new software.

8. In terms of memory, you may upgrade your computer’s RAM.

Remove any apps or programs that you don’t need.

Because you aren’t using an old app doesn’t mean it isn’t still there. Delete programs that consume up space. This is to get control of your storage space.

9. Make sure your desktop is clean.

By default, many of us save everything to our desktop, but there’s a better approach. These files take up working memory to show all the time. So, having a lot of desktop mess might cause your computer to slow down.

Remove any files you don’t need and save the rest in the Documents, Video, and Photos folders.

10. Clean your computer internally.

None of the above techniques for fixing Avast slowdowns worked?? You could check to see if your computer has dirt.

Dust may block up various things within your computer or PC in many ways. Its fans are one of the worst areas it may impact.

The fans, of course, are essential for keeping your graphics card and processor cool. If they become sluggish or clogged, you may experience major hardware problems.

Your computer might slow down. In the worst case, your device may overheat and shut off.

11. Remove any unused files.

When you visit a website, a trail of files such as cookies, pictures, and text files is left behind. This makes your next visit to the same site quicker. There’s no reason to preserve these files if you don’t need them or if you need extra space on your hard disk.

Each browser type has its method for deleting these files, so consult the manual for the best results. To deal with temporary files, you may use the Windows program. (Read Avast Vs. Bitdefender)

Consider this a chance to remove cookies, delete temporary files, and clear your cache. This will improve your surfing experience.

Which antivirus software causes your computer to slow down?

Almost all antivirus programs slow down your computer. Their purpose is to scan your data for viruses and other items constantly. Windows Defender and McAfee are two of these antivirus apps.

But, to avoid your computer being slow, upgrade its hardware to the finest you can afford.


Can Avast slow down computer? Yes, the Avast antivirus application can cause your computer to slow down. There are a few options for fixing it. These steps will improve your PC performance. But, there is other antivirus that is far superior to the Avast Antivirus application. It may also be that the problem is due to hardware or software.

It is a good idea to disable an antivirus product if it identifies bad software on your machine. If there is too many, please standardize how CPU utilization is computed.


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StreamrGo is always about privacy, specifically protecting your privacy online by increasing security and better standard privacy practices.