I haven't used AVG in a few months, but if I remember correctly, there is an option, when you click on Update in the AVG interface, to update from file. Then choose the update file you downloaded.
Surface Pro (2017) vs Surface Pro 4
20 groundbreaking 3D animation technologies coming to Siggraph 2017
iPad Pro 12.9 vs Surface Pro 5
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.