Recently updated my Note 4 to lollipop 5.1.1
I'm on O2 UK and updated to 5.1.1 on the 26/09/15 and have been having issues ever since.
Since the update to 5.1.1 the phone has been freezing a lot.
When trying to unlock the phone (after it has been left for a few minuets) it is unresponsive. It...