Solved! Today I removed in Settings - autostart the autokey-gtk -c starting program, and then added autokey program. So the problem is solved.
-- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1763111 Title: autokey starting maximized (not in system tray) Status in xorg package in Ubuntu: New Bug description: It's so in Kubuntu 18.04 (beta final): autokey (auto)start as window, not, as expected (and as in Kubuntu 17.10) as system tray icon. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1763111/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp

