Monday, December 6

Upgrade Ubuntu 20.04 to Ubuntu 20.10

Step 1: Log in to the system, and switch to root user using the below command.

$ sudo su -
Enter the password:

Step 2: Update and upgrade your Ubuntu 20.04 system

For root user

# apt update
# apt upgrade
# apt dist-upgrade

For other users

$ sudo apt update
$ sudo apt upgrade
$ sudo apt dist-upgrade

Step 3: Run autoremove command to remove all no longer required packages

# apt autoremove

Step 4: Configure release-upgrades file

Configure the release-upgrades file which is located under /etc/update-manager location.

# vi /etc/update-manager/release-upgrades
  • Make sure that Prompt variable is set to normal.

Step 5: Begin the Ubuntu 20.10 upgrade process

  • Run the do-release-upgrade command to start the process.
  • It will start extracting the Groovy Gorilla i.e. Ubuntu 20.10 files.
  • Type ‘y‘ to continue.
  • It will prompt for removing the packages which are not required anymore.
  • Type ‘y‘ and hit enter.

Step 6: Reboot the system

  • Reboot the system using the command reboot.
  • Once the system is back online, check the release using the below command.
# lsb_release -a

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