You can change the assignment of all of the knobs, faders and buttons on the APC40 using Live's MIDI Map Mode.
Customize your controller
![](https://cdn-resources.ableton.com/resources/filer_thumbnails/public/2012/10/10/customize.png__556x345_q85_crop_subsampling-2_upscale.jpg)
Customize
Get Personal
By entering Live's MIDI Map Mode, you can override the pre-assigned functions of all of the APC40's knobs, faders and buttons. Control parameters like tempo by assigning them yourself, and completely customize to your personal workflow.