the first time that i plugged my book essential in on usb 3.0 windows 7 installed the driver and works well.
when i unplugged the usb 3.0 and drops in usb 2.0 its works even.
when i plugged again on 3.0 windows 7 doesnt regnoized the hdd:crying_cat_face:
Now my book essential doesnt work in 3.0.
what can be the problem ??
how can i slove this problem?