A4tech PK-335 - Manual (Page 11)

10
Most settings can be adjusted here.
●
Checking connection of your camera
1. Plug the USB cable to the computer
’s USB Port.
2. Restart your computer when Installation is completed.
3. Double click
“My Computer” icon->Control
Panel->System->Device Manager ->Imaging Device; if
you see
“A4 Tech USB PC Camera”, then your camera is
now installed.