


If this solution doesn’t work, then go further with the next solutions. Check if the high CPU usage problem still persists. Step 5: Press the Enter key to save the file. Enter the following command: : ScanFrequency=999 Step 2: Then on the “Administrator: Command Prompt” window, type the following command: C:\ProgramData\AvastSoftware\Avast Step 1: Press Windows + R and type cmd and press Enter key. Apply the following steps to use this method: So think carefully before applying this method. Disabling background scanning can raise some security issues. This solution can change the Scan Frequency to the maximum value. Solution 3: Command Prompt TweakĪ continuous background scanning by Avast can also result in Avast Service High CPU Usage error. Then, you may repeat the same process for the component Behavior Shield. Now check if the Avast Service high CPU usage is now normal or not. In our case, the component is Avast Cleanup. Click on the ∨ downward-facing arrow in front of that component. Step 3: There are many components present here. Now you have to go to the General → Troubleshooting and scroll down and click on the Open Old Settings. In case, you can’t see the Components option in Avast, it’s because you have the latest version of Avast. Step 2: Navigate to Settings and then click on the Components tab. Step 1: Double click on Avast to open it. Following are the steps for removing Avast Cleanup: If you are observing high CPU usage, then it is best to uninstall it. Avast Cleanup helps users to free the space covered by background applications. Solution 2: Remove Avast CleanupĪvast Cleanup is a very important tool. Step 6: After finishing updates, restart your computer. Step 5: Click on the Update button for updating both these options. Step 4: Under the update option, there are two different options - one for virus definitions and other for updating programs itself. Step 3: Click on the General tab and then click on the Update tab. Step 1: Launch the Avast software from your computer system. If high CPU usage is due to missing or corrupt files, this method will work. These updates provide some new features in the software.
