User manual

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the scanned object’s instructions in a virtual computer environment).
Scan files referred in registry (on by default) - this parameter defines that AVG will scan all
executable files added to the startup registry to avoid a known infection being executed upon next
computer startup.
Enable thorough scanning (off by default) - in specific situations (in a state of extreme emergency)
you may check this option to activate the most thorough algorithms that will check all possibly
threatening objects in-depth. Remember though that this method is rather time consuming.
Enable Instant Messaging protection and P2P download protection (on by default) - check this
item if you wish to verify that the instant messaging communication (e.g. AIM, Yahoo!, ICQ, Skype,
MSN Messenger, ...) and data downloaded within Peer-to-Peer networks (networks allowing direct
connection between clients, without a server, which is potentially dangerous; typically used to share
music files) are virus free.
In the Files Scanned by the Resident Shield dialog it is possible to configure which files will be scanned (by
specific extensions):
Mark the respective checkbox to decide whether you want to Scan all files or Scan infectable files and
selected types of documents only. To speed up the scanning and provide the maximum level of protection at
the same time, we recommend that you keep the default settings. This way only infectable files will be
scanned. In the respective section of the dialog you can also find an editable a list of extensions defining files
that are included in scanning.
Check the Always scan files without extensions (on by default) to ensure that even files with no extension
and unknown format should be scanned by the Resident Shield. We recommend that you keep this feature