output for forum 2

notebook@v1treon:~$ sudo snap refresh core
sudo: unable to resolve host v1treon
[sudo] password for notebook:
snap "core" has no updates available
notebook@v1treon:~$ sudo snap refresh core18
sudo: unable to resolve host v1treon
snap "core18" is not installed
notebook@v1treon:~$ sudo snap install snap-store
sudo: unable to resolve host v1treon
Automatically connect eligible plugs and slots of snap "snap-store"            /
(this loading-thingy took a while up there)
Connect snap-store:icon-themes to gtk-common-themes:icon-themes                -
snap-store 20190228.55a1660 from Canonical✓ installed