Bring several copies of the 1st page of your passport.
Stella just came through along with 3 plane loads of people. There were only 2 copy machines; both were broken. Well, one turned out to be unplugged and out of toner; the other was broken (yes, one of the richest countries in the world). Kuwaiti workers just stared. They kept calling numbers for people to stand in yet another line where 1 camera and 1 fingerprint machine took data from all passengers.
Dubai, we aint.
This is a sorry state of affairs.