Seagate FreeAgent GoFlex Desk 1.5 TB USB 2.0 External Hard Drive STAC1500100 is not being recognized my my computer. I tried installing seagate dashboard. Im trying to get it working with my lenovo yoga 2 pro running windows 8.1. I know the drive is working because it works with my macbook pro without a problem. only problematic with my yoga 2 pro. please help.