Q: How to upgrade from Hoary Hedgehog to Breezy Badger (experimental)?

1. Read General Notes

2. Warning! This is still in it's development stage. Only use it for experimental purposes
            Doing this might break your entire system

3. sudo cp /etc/apt/sources.list /etc/apt/sources.list_backup
   sudo gedit /etc/apt/sources.list

4. Find this section

   deb cdrom:[Ubuntu 5.04 _Hoary Hedgehog_ - Release i386 (20050407)]/ hoary main restricted
   
   
   ## Uncomment the following two lines to fetch updated software from the network
   # deb https://us.archive.ubuntu.com/ubuntu hoary main restricted
   # deb-src https://us.archive.ubuntu.com/ubuntu hoary main restricted
   
   ## Uncomment the following two lines to fetch major bug fix updates produced
   ## after the final release of the distribution.
   # deb https://us.archive.ubuntu.com/ubuntu hoary-updates main restricted
   # deb-src https://us.archive.ubuntu.com/ubuntu hoary-updates main restricted
   
   ## Uncomment the following two lines to add software from the 'universe'
   ## repository.
   ## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
   ## team, and may not be under a free licence. Please satisfy yourself as to
   ## your rights to use the software. Also, please note that software in
   ## universe WILL NOT receive any review or updates from the Ubuntu security
   ## team.
   # deb https://us.archive.ubuntu.com/ubuntu hoary universe
   # deb-src https://us.archive.ubuntu.com/ubuntu hoary universe
   
   # deb https://security.ubuntu.com/ubuntu hoary-security main restricted
   # deb-src https://security.ubuntu.com/ubuntu hoary-security main restricted
   
   # deb https://security.ubuntu.com/ubuntu hoary-security universe
   # deb-src https://security.ubuntu.com/ubuntu hoary-security universe

5. Replace with the following lines

   #deb cdrom:[Ubuntu 5.04 _Hoary Hedgehog_ - Release i386 (20050407)]/ hoary main restricted
   
   
   ## Uncomment the following two lines to fetch updated software from the network
   deb https://us.archive.ubuntu.com/ubuntu breezy main restricted
   deb-src https://us.archive.ubuntu.com/ubuntu breezy main restricted
   
   ## Uncomment the following two lines to fetch major bug fix updates produced
   ## after the final release of the distribution.
   deb https://us.archive.ubuntu.com/ubuntu breezy-updates main restricted
   deb-src https://us.archive.ubuntu.com/ubuntu breezy-updates main restricted
   
   ## Uncomment the following two lines to add software from the 'universe'
   ## repository.
   ## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
   ## team, and may not be under a free licence. Please satisfy yourself as to
   ## your rights to use the software. Also, please note that software in
   ## universe WILL NOT receive any review or updates from the Ubuntu security
   ## team.
   deb https://us.archive.ubuntu.com/ubuntu breezy universe
   deb-src https://us.archive.ubuntu.com/ubuntu breezy universe
   
   deb https://security.ubuntu.com/ubuntu breezy-security main restricted
   deb-src https://security.ubuntu.com/ubuntu breezy-security main restricted
   
   deb https://security.ubuntu.com/ubuntu breezy-security universe
   deb-src https://security.ubuntu.com/ubuntu breezy-security universe
   
   deb https://archive.ubuntu.com/ubuntu breezy multiverse
   deb-src https://archive.ubuntu.com/ubuntu breezy multiverse

6. Save the edited file (sample)

7. sudo apt-get update
   sudo apt-get dist-upgrade

8. Save and close all opened applications, Reboot computer

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