c@c-Desktop:~$ dpkg --list | grep gtk | grep 4
ii  gir1.2-gtk-3.0:amd64                          3.24.41-4ubuntu1.2                         amd64        GTK graphical user interface library -- gir bindings
ii  gir1.2-gtksource-3.0:amd64                    3.24.11-2build4                            amd64        gir files for the GTK+ syntax highlighting widget
ii  gir1.2-gtksource-4:amd64                      4.8.4-5build4                              amd64        gir files for the GTK+ syntax highlighting widget
ii  gir1.2-javascriptcoregtk-4.1:amd64            2.46.6-0ubuntu0.24.04.1                    amd64        JavaScript engine library from WebKitGTK - GObject introspection data
ii  gnome-online-accounts-gtk                     3.50.6+xia                                 amd64        GUI Utility for logging into online accounts for the
ii  gstreamer1.0-gtk3:amd64                       1.24.2-1ubuntu1.1                          amd64        GStreamer plugin for GTK+3
ii  gtk-update-icon-cache                         3.24.41-4ubuntu1.2                         amd64        icon theme caching utility
ii  gtk2-engines-murrine:amd64                    0.98.2-4                                   amd64        cairo-based gtk+-2.0 theme engine
ii  gtk2-engines-pixbuf:amd64                     2.24.33-4ubuntu1.1                         amd64        pixbuf-based theme for GTK 2
ii  libcanberra-gtk-module:amd64                  0.30-10ubuntu10                            amd64        translates GTK+ widgets signals to event sounds
ii  libcanberra-gtk0:amd64                        0.30-10ubuntu10                            amd64        GTK+ helper for playing widget event sounds with libcanberra
ii  libcanberra-gtk3-0t64:amd64                   0.30-10ubuntu10                            amd64        GTK+ 3.0 helper for playing widget event sounds with libcanberra
ii  libcanberra-gtk3-module:amd64                 0.30-10ubuntu10                            amd64        translates GTK3 widgets signals to event sounds
ii  libchamplain-gtk-0.12-0:amd64                 0.12.21-1build3                            amd64        Gtk+ widget to display maps
ii  libclutter-gtk-1.0-0:amd64                    1.8.4-4build5                              amd64        Open GL based interactive canvas library GTK+ widget
ii  libdbusmenu-gtk3-4:amd64                      18.10.20180917~bzr492+repack1-3.1ubuntu5   amd64        library for passing menus over DBus - GTK-3+ version
ii  libgarcon-gtk3-1-0:amd64                      4.18.1-1build3                             amd64        menu library for Xfce (GTK3 library)
ii  libgtk-3-0t64:amd64                           3.24.41-4ubuntu1.2                         amd64        GTK graphical user interface library
ii  libgtk-3-0t64:i386                            3.24.41-4ubuntu1.2                         i386         GTK graphical user interface library
ii  libgtk-3-bin                                  3.24.41-4ubuntu1.2                         amd64        programs for the GTK graphical user interface library
ii  libgtk-3-common                               3.24.41-4ubuntu1.2                         all          common files for the GTK graphical user interface library
ii  libgtk-4-1:amd64                              4.14.2+ds-1ubuntu1                         amd64        GTK graphical user interface library
ii  libgtk-4-common                               4.14.2+ds-1ubuntu1                         all          common files for the GTK graphical user interface library
ii  libgtk-layer-shell0                           0.8.2-1build2                              amd64        Wayland Layer Shell protocol desktop component library
ii  libgtk2.0-0t64:amd64                          2.24.33-4ubuntu1.1                         amd64        GTK graphical user interface library - old version
ii  libgtk2.0-bin                                 2.24.33-4ubuntu1.1                         amd64        programs for the GTK graphical user interface library
ii  libgtk2.0-common                              2.24.33-4ubuntu1.1                         all          common files for the GTK graphical user interface library
ii  libgtkmm-3.0-1t64:amd64                       3.24.9-1                                   amd64        C++ wrappers for GTK+ (shared libraries)
ii  libgtksourceview-3.0-1:amd64                  3.24.11-2build4                            amd64        shared libraries for the GTK+ syntax highlighting widget
ii  libgtksourceview-3.0-common                   3.24.11-2build4                            all          common files for the GTK+ syntax highlighting widget
ii  libgtksourceview-4-0:amd64                    4.8.4-5build4                              amd64        shared libraries for the GTK+ syntax highlighting widget

ЯТП, есть?