How to completely remove snap

Blocking completly Snap/s in APT/Synaptic Package Manager:

ToDo:

Create a file like "anti-snap / snap-blocker or what ever you file-name is" and place it in "/etc/apt/preferences.d"

Open the file "anti-snap / snap-blocker or what ever you file-name is" in it and add these lines:

Package: core18
Pin: release *
Pin-Priority: -1

Package: golang-github-snapcore-snapd-dev
Pin: release *
Pin-Priority: -1

Package: gnome-software-plugin-snap
Pin: release *
Pin-Priority: -1

Package: gtk-common-themes
Pin: release *
Pin-Priority: -1

Package: libsnapd-glib-dev
Pin: release *
Pin-Priority: -1

Package: libsnapd-qt-dev
Pin: release *
Pin-Priority: -1

Package: libsnapd-qt1
Pin: release *
Pin-Priority: -1

Package: qml-module-snapd
Pin: release *
Pin-Priority: -1

Package: snapd
Pin: release *
Pin-Priority: -1

Package: snapd-glib-tests
Pin: release *
Pin-Priority: -1

Package: snapd-xdg-open
Pin: release *
Pin-Priority: -1

Package: snap-store
Pin: release *
Pin-Priority: -1

Package: ubuntu-core-snapd-units
Pin: release *
Pin-Priority: -1

'save' the file.

Then in Mate-(Terminal) run "sudo apt-get update" (packages above should now be blocked)

Open Synaptic Package Manager and verify under Installed Version/Description
Under Installed Version/Description it must be blank, no details.

This should be enough to block Snap when updates/upgrades are made to the system.

To revert back, delete the file "anti-snap / snap-blocker or what ever you file-name is"

If I forgot to post another package to Snap, just add it to "snap-blocker / ..." file.