Why Does Avast Use So Much Cpu

Anti-virus tools are often resource-intensive because they perform many activities in real-time such as background scanning, virus removal, and computer cleaning. These processes are quite useful, but they can become annoying after you discover that your anti-virus engine is consuming almost all of your CPU power. 50%. This can interrupt whatever you’re doing on your computer, and it can get pretty annoying after a while. There are quite a few different ways to solve this problem, so make sure you follow the article to solve the problem. Read: why does avast use so much cpu

How to Stop Avast Service from High CPU Usage?

1. Remove Avast Cleanup

It seems that the component most responsible for this is Avast Cleanup which works in real time to free up some resources allocated by other background apps. Anything that does its job in real time can take a heavy toll on the processor, so sometimes it’s best to simply uninstall the component.

Open the Avast user interface by clicking on its icon at system or by locating it in your Start menu entry.

Navigate to Settings and click The components tab will be the second tab.

Click the down arrow next to the component you want to remove (Avast Cleanup in this particular example), click Uninstall Component, and then click OK to confirm the component uninstall.

Restart your PC if Avast prompts you with that option to confirm the changes. Check if the CPU usage has returned to normal.

Note: If this doesn’t work for you, you can repeat the same process for the element named Behavior Shield. If this fixes the problem, you can try turning it back on and the CPU usage should remain unchanged.

2. Tweaking Command Prompt

This solution is quite simple and it will actually change the Scan Frequency to the maximum value. This will disable background checks and monitoring and it will only happen once in a while. This may cause some security issues but it is guaranteed that CPU usage will return to normal.

Use Windows Key + X key combination to open the menu where you should choose Command Prompt (Admin) right to buy. Alternatively, you can right-click on the Start menu for the same effect, or you can simply search for Command Prompt, right-click on it, and select Run as administrator.

Enter the following command to directional into the following directory where you will be able to perform other actions:

C: ProgramDataAvastSoftwareAvast

Open the file topqa.info and insert following command line:

[GrimeFighter] : ScanFrequency = 999

Save the file, restart your computer and check if the error is resolved immediately.

3. Update Avast to the latest version

Read more: Feeling No One Will Love Me | Q&A about some older versions of Avast not responding because you should always keep both your antivirus and virus definition databases up to date to keep the antivirus engine running successfully . Updating Avast is easy and simply follows the steps outlined below.

Open Avast user interface either by clicking its icon in the system tray or by locating it in your Start menu entry.

Navigate to the Updates tab and you will notice that there are two update buttons. One of these buttons is related to updating virus definition database and another related to updating the program itself.

Most users reported that updating their virus definition solved the problem, but it’s best to update both the database and the program by clicking both of these update buttons, Please be patient while Avast checks for updates and follow the on-screen instructions in the process.

Check if the CPU usage has returned to normal.

Note: In some cases, if Avast is affected by malware, you may not be able to update properly and it may show an unknown error while updating.

4. Scan the Avast screensaver even when it shouldn’t

In some cases it’s related to the Avast Screensaver, which seems to keep scanning even though the screensaver is no longer running. While it doesn’t happen consistently, oftentimes the problem is still there and it causes high CPU usage that doesn’t do anything. The worst part is that it won’t show up in the Avast interface. Here’s how to solve the problem:

Right click on a random file located on your computer and select to scan file with Avast in the context menu.

A scan results window will pop up and you will be able to see a list of currently running scans.

Locate Avast . screensaver scan and click the Stop button next to it to stop and check if the CPU usage is back to normal.

5. Repair Avast from Control Panel

If something goes wrong with the Avast installation, it’s best to fix it by navigating to the Control Panel and repairing it. This solution works for many people but consider the fact that you may need to re-adjust settings you may have changed in the meantime.

First of all, make sure that you are logged in with an administrator account as you will not be able to delete programs with any other account.

Click Start menu and open Dashboard by looking for it. In addition, you can click on the gear icon to open settings if you are using Windows 10.

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In Control Panel, select View as: Category in the top right corner and click Uninstall Programs in the Programs section.
Click on the option “Uninstall a program”

If you are using the Settings app, clicking Applications will immediately open a list of all installed programs on your PC.

Locate Avast in Control Panel or Settings and click Uninstall / Repair.

Its uninstall wizard opens with two options: Repair and Remove. Select Repair and click Next to repair the program’s installation.
Uninstall Avast from Control Panel

A message will pop up asking you to confirm the process. Chances are, Avast will be restarted with working default settings before the error starts happening.

Click Finish when the uninstall is complete and restart your computer to see if the error still shows up.

6. Turn off Mail Shield

At times, Avast’s Mail Shield feature can hinder its performance and cause high CPU usage. Therefore, in this step we will disable the Mail shield. Because of that:

Launch Avast from the system tray and click “menu” button.

Choose “Setting” and click “Protection” navigation.
Click on the “Settings” option in the menu

In the protection tab, select “Core Shield” and scroll down to click “Mail Shield” navigation.

Uncheck any options in this tab and click “Unlimited” if Avast asks for a period.

Then restart Avast and test to see if the problem persists.

Note: All other “Shields” in the Core Shield menu will be enabled. According to the report, if affected by malware, the web shield may not turn on. Therefore, keep an eye out for security holes caused by some disabled features.

7. Turn off updater notifications

Under certain circumstances, high CPU usage can be triggered if Avast Antivirus is trying to send an update notification but it is crashing because the bug is being triggered. Therefore, in this step we will disable updater notifications. To do that:

Open Avast and wait for it to load completely.

Click “Menu” in the top right and select “Setting”.
Click “Settings” in the menu

In settings click “Performance” from the left pane and then select “Software Updater” right to buy.

In the software updater settings, uncheck the “Notify about new updates” button and then click “X” to close the window.

The current, test to see if the problem persists.

Note: You should also perform a complete reinstallation of Avast after completely removing it from your computer.

8. Remove Unnecessary Avast Add-ons

Avast comes with a lot of extra features and characteristics that greatly increase its functionality. However, for most users, these extra features are not necessary and they increase the resource usage of the antivirus. Therefore, in this step, we will modify the Avast installation by uninstalling some of these features. To do so, follow the instructions below. Read more: Top 5: Reasons to use Fountain pens

Press “Windows” + “R” to open the Run prompt.

Knock on “Dashboard” and press “Enter” to open the classic console view.
Access the classic Dashboard interface

Click “View via:” options and choose “Type”.

Now click “Uninstall a program” bottom button “Program” heading.

Here, right click on “Avast Antivirus” in the list and select “Uninstall”.
Click “Uninstall”

Wait for the request to be processed and in the window that opens, click “Change” right to buy.

In the next window, uncheck all unnecessary options except for the following people. File Shield Mail Shield Web Shield Behavior Shield

Click “Change” and wait for the installation process.

Once the process is complete, check if the problem persists.

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Posts “Why Does Avast Use So Much Cpu” posted by on 2021-09-13 14:04:55. Thank you for reading the article at wallx.net