If you are having the problem where your updater is stuck at 0mb/0mb ETA 0 Minutes. Here is a fix.
Fix so you can install client again/or get it back working incase you haven't uninstalled
If the link proves useless for you. Try renewing your IP by following these steps.
1: Open CMD 2: Type in "ipconfig /release" 3: Type in "ipconfig /renew"
I've seen quite a lot of people with this problem so putting this up here seems "kind"