# Mute or solo upper/lower

**URL:** <https://forum.udo-audio.com/t/mute-or-solo-upper-lower/3503>\
**Category:** Super 8\
**Created:** [24 July 2025 07:49 UTC](https://forum.udo-audio.com/t/mute-or-solo-upper-lower/3503 "2025-07-24T07:49:44Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Milesmusic](https://avatars.discourse-cdn.com/v4/letter/m/7c8e57/32.png) [@Milesmusic](https://forum.udo-audio.com/u/Milesmusic)\
**Post date:** [24 July 2025 07:49 UTC](https://forum.udo-audio.com/t/mute-or-solo-upper-lower/3503/1 "2025-07-24T07:49:44Z")

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Is there a way to preview just the upper or lower voice in a performance to hear what each patch is doing individually?

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**Author:** ![mainloop](https://avatars.discourse-cdn.com/v4/letter/m/d26b3c/32.png) [@mainloop](https://forum.udo-audio.com/u/mainloop)\
**Post date:** [26 July 2025 13:06 UTC](https://forum.udo-audio.com/t/mute-or-solo-upper-lower/3503/2 "2025-07-26T13:06:02Z")

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I think you can just hit the Single button and then the Upper or Lower button.