This is done in a Manager Career mode.
The first competitive game will prompt you to enter a pre-match press conference. Accept it and select three different options for
Comfort Zone in FIFA 20 - the game will explain the five different options and icons. Play the game (do not sim), and at the end, select the option to attend a post-match press conference. You then want to use the two responses you did not use for Comfort Zone.
When you return to the menus at the end of the game, both achievements will unlock.
If you missed the first game prompt or messed it up. keep simming until you arrive at the play match/sim match option. Before some matches, the option to press
on the 'Central' screen appears. Press it and continue from the top of this solution.