This is on Kubuntu 21.10 using Plasma panel.
Steps to reproduce:
1) Put the applet into a horizontal panel.
2) Change the panel size (say from 48 pixels to 32).
3) The size of the buttons does not change (I think restarting Plasma fixes it) like this:
:
This is on Kubuntu 21.10 using Plasma panel. Steps to reproduce: 1) Put the applet into a horizontal panel. 2) Change the panel size (say from 48 pixels to 32). 3) The size of the buttons does not change (I think restarting Plasma fixes it) like this:
: