Ok I spent 5 hours last night trying to update. I figured out how to use the updater but ANY update fails.
I have also tried stock recovery but it does not recognize update.zip. It seems to me that it fails to mount the SD.
I got my Mi3 today. I want to flash it with xiaomi.eu rom and root it. I started from here:
http://xiaomi.eu/community/threads/4-7-11.24912/
I cannot, the updater doesn't find any new updates.
Then I tried this...