How to change video ratio in TravelBoast app?

so here is this viral travel boost app and then you know when you generate your root uh you can change the video ratio so if i just tab here uh i have this icon in the bottom which says one uh column one so just tap on that so here you just need to write until video is generated then you just need to uh yeah tap on that and then uh yeah uh it will change the video will change the ratio reserve to instagram or tick tock or like yeah something around that so yeah because uh by default it has like just a square video so maybe yeah as you can see i can change it like that 9 16 16 9 or 1 to one so that's how i would change video ratio in in this cool app