It is always silly for any user to download and let install
any application without first deciding which options to delete.
The AVG toolbar can be omitted by a "custom" install of Free
AVG. Similarly, it is not necessary to initiate the "Fix
Performance" button or activate the Free AVG firewall (if
another is already functioning satisfactorily) or to dowload
and install any of the other options being offered.
If one wants to remove Free AVG when uninstall fails, Grisoft
offers a complete uninstallation application that can be
downloaded from its support site.
GR