Ok I found a way (I don't realy remeber what I've done)

I just remember that I go on Audio=>Audio drivers/setting et choice ASIO as type of Audio driver and choice my Antelope sound card as Audio Driver.

After that all worked easely.

Thank you for giving me trail wink


MacMini M1 16Go (Monterey) - Macbook Air M1 8go (Big Sur)
Band-in-a-Box UltraPAK 2021