connect mains unit to fourpins on rear of seagate drive. ONLY FIT ONE WAY
Connect usb device lead to rear of Seagatedrive .it will only fit one way.
connect to mains.
Plug usb end of lead into computer usb port
then type "Control Panel "in search box bottom left of computer screen
Open Administrative Tools
Click on Computer Managment to open
Left list .click on Disk Management
This will list all drives
right click drive you want,shoud be bottom one
working from memory click SIMPLE DRIVE
FOLLOW INSTRUCTIONS This will give drive a letter and will format
It will then be recognized by computer and x20