Reset password

How do I reset my dashboard ID and password.  I putting in what I was using before, but now it says it’s wrong

I have exactly the same problem.  I am going completely nutty with it!   I have now managed to lock myself out of my own disc!  I and get in to the remote access and see the picture of  the WD disc so he password works to get into the Cloud but not into my personal disc.  I have

rebooted

factory reset which took 24 hours

Force cylcled (taking power and lead off )

re booted router 

rebooted Apple mac 10 6 x 

all to no avail

My dashboard is now not longer accessible!

See Above!  Was fixed with the hard reset using a 4 second press with a paper clip