/usr/share/kubuntu-default-settings/kf5-settings/kwinrc is in kubuntu-settings-desktop 1:18.04ubuntu11.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 | [Effect-PresentWindows]
BorderActivate=9
BorderActivateAll=1
BorderActivateClass=9
[TabBox]
TouchBorderActivate=
TouchBorderAlternativeActivate=
|