Razr froze while updating
If you are experiencing a frozen Mac when updating the system, here are a few ways to save your data, attack the problem, and solve the issue.
I experienced this firsthand when updating my new and right-out-of-the-box Mac Mini to mac OS Sierra from OS X Yosemite.
In my case, the progress bar stopped and stayed that way for a few hours.
If you don't live close to an Apple Store, give 1-800-MY-APPLE a call instead.
While mac OS is a very robust operating system, sometimes there can be hiccups when performing system updates.
Find an outlet or USB port, plug in, and wait 10-15 minutes. You'll need to restore from an i Tunes or i Cloud backup to get all your content back onto your i Phone or i Pad, but once done, you'll be good to go.