The log in most of this apps can be set as you see fit. For our office we used http://www.keyghost.com/ for years as it's undetectable and does not matter which OS they boot.
Bob
I'm looking for a software that can turn a usb tumbdrive into a device that can log keys and also find inoproprite files chats and so onn

Chowhound
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GameSpot
Giant Bomb
TechRepublic