Modifications to the process information fields displayed in MATE System Monitor are not saved
Steps to reproduce:
Open the MATE System Monitor and select Edit > Preferences. In the Process tab, Information Fields section, select or deselect fields.
Close the System Monitor Preferences window and observe that the fields have been added or removed accordingly. Close MATE System Monitor, open it again, and observe that the modifications have not been saved and the fields are back to default.
MATE issue report: https://github.com/mate-desktop/mate-system-monitor/issues/245
Ubuntu MATE discussion: https://ubuntu-mate.community/t/mate-system-monitor-does-not-remember-preference-settings/25505