DUMP1090-MUTABILITY gain setting

[Gerry55]

Hi to all
Would it be possible fore someone tell me how to alter the gain settings in my DUMP1090-MUTABILITY on my Raspberry Pi.

i.e sudo ?

[jonhawkes2030]

edit /etc/default/dump1090-mutability
sudo “editor of choice” /etc/default/dump1090-mutability

[Gerry55]

Thanks