How to change Channel ID in HIPAL app?

here is hypo app so to change channel ID tap on three dots in top right and then tap change channel ID and here you have like all the letters alphabet numbers and special symbols where you can just change it and then tap confirm and there you have it I actually don't know what which role it plays Maybe uh yeah you you can add new members or uh yeah um I don't know maybe people can uh can join this group we are here's this code or something like that but anyhow is just displayed in the top part here I hope that's helpful