update install

Installation_Linux/Ubuntu/SNAP.txt

@@ -0,0 +1,54 @@
+sudo -i
+snap list
+snap remove firefox firmware-updater snap-store
+snap remove gtk-common-themes gnome-42-2204 snapd-desktop-integration
+snap remove core22 bare
+snap remove snapd
+apt autoremove snapd
+
+
+vi /etc/apt/preferences.d/nosnap
+Package: snapd
+Pin: release *
+Pin-Priority: -1
+
+TEST :
+apt install snapd
+apt install chromium-browser
+
+INSTALL :
+apt install gnome-software
+apt install gnome-software-plugin-flatpak
+apt install synaptic
+apt install gdebi
+
+INSTALL FIREFOX REPOS :
+sudo install -d -m 0755 /etc/apt/keyrings
+
+wget -q https://packages.mozilla.org/apt/repo-signing-key.gpg -O- | sudo tee /etc/apt/keyrings/packages.mozilla.org.asc > /dev/null
+
+echo "deb [signed-by=/etc/apt/keyrings/packages.mozilla.org.asc] https://packages.mozilla.org/apt mozilla main" | sudo tee -a /etc/apt/sources.list.d/mozilla.list > /dev/null
+
+echo '
+Package: *
+Pin: origin packages.mozilla.org
+Pin-Priority: 1000
+
+Package: firefox*
+Pin: release o=Ubuntu
+Pin-Priority: -1' | sudo tee /etc/apt/preferences.d/mozilla
+
+sudo apt update && sudo apt remove firefox
+sudo apt install firefox
+sudo apt install firefox-l10n-fr
+
+INSTALL THUNDERBIRD REPOS :
+sudo add-apt-repository ppa:mozillateam/ppa
+
+sudo vim /etc/apt/preferences.d/mozillateamppa
+Package: thunderbird*
+Pin: release o=LP-PPA-mozillateam
+Pin-Priority: 1001
+
+sudo apt update
+sudo apt install thunderbird