Avast is one of the most common free antivirus applications worldwide. But like many antivirus software, it is likewise resource-demanding. Should you also see Avast utilize high CPU, here I shall tell you all about the high CPU usage due to Avast and the way to fix it. What causes Avast Service High CPU Usage? Antiviruses are resource-heavy applications. Avast support offers many diverse operations such as a full virus scan, and clean up and desktop scanning. These procedures are very useful but use a good deal of resources in precisely the same time. If you check the task manager in the event of a CPU downturn, you see the reason to become avastsvc. Exe hogging up CPU resources and/or ntoskrnl. Exe consuming top RAM resources. Avast may use over provisioned CPU when you can find an incorrectly configured system settings, or if there are some irregular entrances in Windows Registry. Repair Avast Service High CPU Usage Below I will explain to you just the way to solve the Avast service high CPU utilization problems using these X methods. # FIX 1 (Reinstall Avast Cleanup) Avast antivirus supplies a real-time hazard protection service named Avast Cleanup, which behaves in real-time so as to free up any funds allocated by additional desktop programs. Any real time application service will likely be heavy on the chip, avast service high cpu usage issue solved – and you’ll see a spike in CPU usage over a prolonged moment. It is possible to just uninstall any unwanted real-time elements to fix this matter. Open the Avast GUI from the system tray notification icon. Navigate to Settings. Go to the Protection Beneath the Core Shields subsection, you will find a list of real time shields. 5. Pick the shields you feel you don’t need, and uninstall them from the option in the right arrow drop-down menu. 6. Restart your PC. Now go to job manager to verify that the CPU usage has gone down. Tip: Avast behaviour shield is also the culprit occasionally. Uninstall the Avast conduct shield process and check when the CPU utilization has gone . If this fixes the issue, then you can try turning it on. This time around the CPU usage should stay low. When it does not fix your issue, you can try changing the scanning frequency to reduce the CPU load. # FIX two (Change Scan Frequency) Like it was stated earlier, Avast conducts background scans to keep your device from becoming infected. If you find a spike in CPU usage due to Avast support, it be due to a background check run. You are able to alter the scan frequency from the command prompt. Here is how to do this: Open an elevated command prompt