Though this is an old video it may be useful to you



Here’s a newer Backing track creation video


You would mute the bass track and any others that you didn’t want

You may also want to become familiar with band in the box’s Guitar window options

https://www.pgmusic.com/manuals/bbw2022full/index.htm 2022 online manual


M4 pro Mac mini 1tb HD 24GB mem M3 MacBook Air 16GB mem casio wk7500 presonus audiobox i2 usb interface