The older version can also cause slow internet speed. Check it once whether Avast software is out of date or new.Maybe you have another security software, which also scanning outside data continuously after avast scans.
Reasons for Avast slowing down internet-Īs we understand all the reasons above, there is not much difference here also. So check once that you are not using any old computer. Sometimes it takes too much time to clear pass which causes slow internet. Antivirus and internet speed are linked indirectly. 4.5 Related Posts: Can your antivirus software slow your internet-īefore proceeding to find the solution for slow internet, we have to found out- does really any antivirus can slow down your internet speed? After lots of research, we find out that yes any antivirus can affect your internet speed.