Tested on Ubuntu Studio 23.10 using ubuntustudio-installer 1.9.1 from mantic-proposed:
* Opened Patchance
* Noted the sample rate and buffer at 1024/48000
* Opened Ubuntu Studio Audio Configuration
* Changed the sample rate to 512 96000
* Change took effect immediately
Tested on Ubuntu Studio 23.10 using ubuntustudio- installer 1.9.1 from mantic-proposed:
* Opened Patchance
* Noted the sample rate and buffer at 1024/48000
* Opened Ubuntu Studio Audio Configuration
* Changed the sample rate to 512 96000
* Change took effect immediately
Problem is resolved.