You may find the answer here - modifying the slider in the myPhonak app:
I replied on other topic:
And requesting your to modify slider in his Target software:
@jeffpa, you can also get a feel for what will happen if you do that just by playing around in Target. For example, if you go to a more occlusive fit (power domes), Spheric noise reduction won’t have to work as hard (not sure why). But with an occlusive fit like power domes, slim tips or cShells (either with no vent), the “effort” put in by Spheric speech clarity for Spheric Speech in Loud Noise is only 5 (as shown below). Whereas for any open fit, Spheric Speech Clarity jumps up to the max r…
You’re ignoring this member’s posts.