I’ve successfully followed the tips from a XDA Developer forum’s thread.
I guess disconnecting the network connection in step 5 cut short the update rules retrieving, preventing any rules from excluding your phone from the update.
The update takes quite long, especially the update apply step which took quite some time.
So far, I have not noticed any significant change in application launch. Copy & paste works.
The real purpose I wanted on this update is to verify that 7Pass doesn’t suffer from the issue with placing a textbox in a Panorama.