>play entire game until the final boss on easy mode
>switch to hard mode for the final boss
>get achievement for beating the game on hard mode

Bravely Default 2’s requires to start and to stay on it.
>play on Nintendo switch
>never have to think about achievements, and nobody cares

>>713629901 (OP)
>caring about achievements

>play entire game until the final boss on hard mode
>enable the ultra post game mode that shouldn't be possible at my level
>switch to easy mode
>get achievement for beating the true boss on your first run

Pretty sure most games that have an achievement for beating the game on hard force you to set difficulty at the start of the game and don't allow you to change it afterward.

>>713629901 (OP)
why do you care about achievements so much when you can care about... frogs?