avast’s constant use of disks is an issue that can adversely affect the performance of your PC. If not addressed, it can cause your software to slow down, or even stop working. This issue can be resolved by a variety of methods, including through running a virus check as well as resetting virtual memory, or performing a fresh boot. You can also remove all programs that you do not need and remove temporary files that are using up RAM and CPU. You can do this manually or with a program like AVG TuneUp which will perform the task for you.
Changing the scan frequency can reduce avast’s high disk usage. This will stop background checking and monitoring however it will help reduce avast’s high CPU utilization.
You can try updating the antivirus software if you are still experiencing high CPU and disk usage. To do this, you will need to open the Avast user interface by clicking the icon on your system tray or locating it in the start menu entry. Click Menu, then select Settings from the drop-down list.
You can see the list of scans currently running on your PC by selecting Scan with Avast from the context menu when you right-click on a file on the drive. You can then find a scan that is consuming excessive memory and deactivate it by pressing the Stop button. Then, you can look to check if the CPU or utilization of the disk has returned to antivirushome.net/avast-using-100-disk-how-to-solve-this-problem/ normal.