Back up 2 computers

Portable Drives My Passport
1

Hello
I recent purchased a wd my passport I have managed to back up my old pc very easily but i just cant seem to get my laptop (using windows 8) to back up when I click on start back up it just hangs can anyone help?
Cheers

2

What software are you using?

Can you manually transfer files to the drive?

3

Try to update the driver on windows 8.