Does the AVG support 64-bit operating systems?
Yes, AVG is fully compatible with 64-bit operating systems.
AVG 9.0 and previous versions
AVG installed on 64-bit operating system uses the same files as 32-bit version of AVG. The installation on 64-bit operating systems is the same as for 32-bit systems (see FAQ 2180 for detailed instructions).
AVG 2011 and newer
Separate AVG installation files are available for 32-bit and 64-bit operating systems. However, the steps needed for the installation are identical for both system types. The installation instructions are available in FAQ 3250.
I want to know more: Read user guide