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tzvsi/banner-message.sh

Created March 12, 2020 16:39
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Add a banner message to login screen on Ubuntu 18.04
Raw
banner-message.sh
sudo -i
xhost +SI:localuser:gdm
su gdm -s /bin/bash
gsettings set org.gnome.login-screen banner-message-enable true
gsettings set org.gnome.login-screen banner-message-text 'TYPE MESSAGE TEXT HERE'
# To restore the changes, you have to RE-DO previous 3 steps in terminal to get gdm user privilege, and finally run command:
gsettings reset org.gnome.login-screen banner-message-enable
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