AVG user mostly will experience CPU High activity. Computer become slow and hardly to use. This is because of AVGIDSagent service using a lot of the computer resources. Blame AVG for that.
To solve that problem, follow this guide:
1) At tray, Temporary disabled AVG protection.
2) Open Windows Services
3) Open AVGIDSagent service. Stopped the service by changed its status from “Automatic” to “Disabled”
4) Enable AVG protection again.
Everythng is back on high speed as normal.