Symantec AntiVirus 10.1 (Legacy)
Symantec AntiVirus 10.1 is a legacy edition and should not be installed. Windows XP, Vista and 7 users should install Symantec Endpoint Protection 11.
Instructions for Installing SAV 10.1
The instructions for installing SAV 10.1 on Windows XP (& Win2000) are:
It is important to keep the virus definitions up-to-date.