/etc/xdg/autostart/hplip-systray.desktop is in hplip-gui 3.14.3-0ubuntu3.
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 9 10 11 12 | [Desktop Entry]
Version=0.6
Type=Application
Name=HP System Tray Service
GenericName=Printer Status Applet
Comment=HP System Tray Service
Exec=hp-systray -x
Icon=/usr/share/hplip/data/images/128x128/hp_logo.png
Terminal=false
Categories=Application;Utility;
X-KDE-StartupNotify=false
StartupNotify=false
|