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RedHat9/TemplateVM.

1- Installation	2- Network	3- Firewall	4- Selinux
5- Logs	6- Certificates	7- Mail	8- PassphraseSSH
9- Sudo	10- GnomeShell	11- CloneVM	12- Volume
13- Troubleshoot	14- Proxmox

10.GnomeShell.

10.1 Information.

It is not recommended to install gnome-shell,
but it is very useful for checking localhost web pages with the Firefox browser.

10.2 Installation.

List groups.
dnf group list
Installing GnomeShell.
dnf groupinstall 'Minimal Install'
dnf groupinstall "Server with GUI"
dnf install gnome-tweak-tool
dnf remove firewalld

Start RedHat with GUI.
systemctl set-default graphical.target
reboot

10.4 Improve GnomeShell display.

10.4.1 “Applications” and “Locations” shortcuts.

• Go to "software", "Explore" and install "Extensions".
• Go to "Extension" and "Application Menus" "place Status Indicator".

10.4.2 "Minimize" and "maximize" buttons.

• Go to "Applications" and "Utilities" and "Tweaks".
• Go to "Windows Titlebars".
• Activate the 2 buttons of the title bar Buttons.

10.4.3 Display in French.

Find the icon Settings.
Region & language

10.5 Start and stop GUI.

10.5.1 Enable GUI at startup.

systemctl set-default graphical.target
reboot

10.5.2 Return to boot without GUI.

systemctl set-default multi-user.target
reboot

10.6 Uninstall Gnome-shell.

Start RedHat without GUI.
systemctl set-default multi-user.target

reboot

Check if the Minimal Install and Server groups are installed.

dnf group list --installed
If the groups are not installed, you must reinstall them.
dnf groupinstall "Minimal Install"
dnf groupinstall "Server"

Remove GnomeShell.
dnf groupremove 'Server with GUI'

Disable web console.
systemctl stop cockpit
systemctl disable --now cockpit.socket
dnf remove cockpit cockpit-system cockpit-ws cockpit-storaged cockpit-podman

Remove firewalld if you use ufw.
dnf remove firewalld

Reinstall the missing packages.
dnf install setroubleshoot wget

reboot

10.7 Stop automatic updates.

Delete software and PackageKit.
dnf remove gnome-software
systemctl stop packagekit
systemctl mask packagekit
dnf remove PackageKit

Return for install.
dnf install PackageKit
systemctl unmask packagekit
systemctl start packagekit
systemctl status packagekit
dnf install gnome-software

10.8 Disable suspend or hibernate.

systemctl mask sleep.target suspend.target hibernate.target hybrid-sleep.target suspend-then-hibernate.target

Return to enable.
systemctl unmask sleep.target suspend.target hibernate.target hybrid-sleep.target suspend-then-hibernate.target