It appears they prefer HTP [1] and assume you do not have direct internet access. They use Tor? You will have to set up HTP for time sync. Out of curiosity,

It appears they prefer HTP [1] and assume you do not have direct internet access. They use Tor? You will have to set up HTP for time sync. Out of curiosity, what is it like doing everything through Tor? Slow? Do you get blocked in most places? [1] - https://tails.boum.org/contribute/design/Time_syncing/ https://tails.boum.org/contribute/design/Time_syncing/