==== VirtualBox running Ubuntu 22 Notes ====

Install and run [[https://launchpad.net/linux-purge|linux-purge]]
  linux-purge -s
  linux-purge
  linux-purge -m

New install May 2022

Set root password
  sudo passwd root
  
Turn off screensaver
  
Add my .bashrc and my alias for apt updates:
  alias au='apt update; apt -y upgrade'

Install network stuff to run ifconfig, etc:
  sudo apt install net-tools
  
[[https://linuxconfig.org/ubuntu-22-04-change-hostname|Change hostname]]
  
  
For Guest Additions:

  sudo apt install gcc make perl
  
[[https://computingforgeeks.com/install-and-configure-ssh-server-on-ubuntu/|Fix SSH]]:
  sudo apt install openssh-server
  sudo systemctl start ssh
  sudo systemctl enable ssh

[[https://linuxconfig.org/how-to-enable-disable-firewall-on-ubuntu-22-04-lts-jammy-jellyfish-linux|Disable Firewall]]

Fix bash locale error "-bash: warning: setlocale: LC_ALL: cannot change locale (en_US)":
  sudo locale-gen en_US
  locale -a

  * Confirm you see en_US now.  
  * See [[https://ubuntuforums.org/showthread.php?t=1675347&page=2]] for more info.


[[https://www.linuxcapable.com/install-mate-desktop-on-ubuntu-22-04-lts/|Install MATE]]:
  * Add these to top panel: Firefox, xterm, pluma

Customize grub to show boot options and keep messages on screen during boot:

  cd /etc/default
  sudo cp grub grub.YYYYMMDD
  sudo vi grub

  * Comment out: GRUB_TIMEOUT_STYLE=hidden
  * Instead of a value of 0, modify GRUB_TIMEOUT=5
  * Comment out: GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"

  sudo update-grub

  * Reboot to test

Set up [[gmail_as_a_relay_on_linux_centos8|GMail as a Relay]], crontab, vi/vim and .vimrc

[[https://www.smarthomebeginner.com/move-unifi-controller/|Move Unifi Controller using steps below]]

  * Install UniFi using the [[https://community.ui.com/questions/UniFi-Installation-Scripts-or-UniFi-Easy-Update-Script-or-UniFi-Lets-Encrypt-or-UniFi-Easy-Encrypt-/ccbc7530-dd61-40a7-82ec-22b17f027776|Easy Installation Script]]
    * Make Backup of Unifi on old VM using script above
    * Shutdown old VM and new VM
    * Change IP address of new VM to match that of old VM (use MAC if DHCP)
    * Start new VM
    * Restore UniFi config from backup