Driver for Seagate freeagent 1tb OS Windows 7

[avinash_galande]

Hello,
I have a Seagate freeagent 1 tb external hard drive. The lights are on but device is not shown on screen. System message device drive not installed successfully. What can I do.

 

[The Stealthinator]

Unplug the device and plug it in again. If that doesn't work, plug it in a different USB port on the machine.

 

[Brett928S2]

is it new ?