Answered by : migal-lewis

# for Ubuntu
gsettings set org.gnome.settings-daemon.plugins.media-keys max-screencast-length 0
# or use dconf-editor to change from a gui

Source : http://ubuntuhandbook.org/index.php/2020/01/record-ubuntu-desktop-built-in-screen-recorder/ | Last Update : Wed, 22 Jul 20