User Activity

My 70D began freezing up on me this week while shooting 3 shot brackets in HDR. Total freeze. The only way I could get it to restart was pull the battery, and start over ( settings brackets, etc).  This is the first time I've seen this.1. I was using...
Is there a way of reviewing images on a windows computer, from my 70D using a wi-fi link between the laptop and the 70D?I know I can do this to an iOS device, but haven't figured out how to take advantage of a much larger screen on my laptop.