For the case of themes not matching and buttoms not showing up, perhaps one can try the suggestion I made to that same thread ([1]).
[1] <https://listas.trisquel.info/pipermail/trisquel-users/2017-November/082712.html>. Caleb Herbert <c...@bluehome.net> writes: > I have a better way. This did not work for me on Trisquel. > > My experience: Apps appeared in the main menu, but GNOME was not aware > of them. Icons were missing, Emacs would never show up in "Open With", > and I couldn't launch Mumble from Run Application (Alt+F2). > > Solution: > https://trisquel.info/en/forum/guix-trisquel#comment-122789 > (Thanks, ADFENO!) > > GNOME sees apps and icons now! > > Remaining hurdles: > * Buttons don't show up, themes don't match: > https://lut.im/g7za20HA8Z/U8CWURMKf3X0a1GI.png > * Fcitx Mozc input method for Japanese does not work in Guix apps -- - https://libreplanet.org/wiki/User:Adfeno - Palestrante e consultor sobre /software/ livre (não confundir com gratis). - "WhatsApp"? Ele não é livre. Por favor, veja formas de se comunicar instantaneamente comigo no endereço abaixo. - Contato: https://libreplanet.org/wiki/User:Adfeno#vCard - Arquivos comuns aceitos (apenas sem DRM): Corel Draw, Microsoft Office, MP3, MP4, WMA, WMV. - Arquivos comuns aceitos e enviados: CSV, GNU Dia, GNU Emacs Org, GNU GIMP, Inkscape SVG, JPG, LibreOffice (padrão ODF), OGG, OPUS, PDF (apenas sem DRM), PNG, TXT, WEBM.