Originally Posted by
paperwastage
from what i understand now, tracetogether should be activated a few minutes after immigration?
(you may still need a SG phone# to authenticate - can get a local sim or pay $13 + $50 deposit for the TraceTogether token available upon arrival)
Take a look at this message from Bendingmybento
https://www.flyertalk.com/forum/34162090-post6.html