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How to upgrade Ubuntu 20.04 to 22.04

Upgrade Ubuntu 20.04 to 22.04

To upgrade Ubuntu 20.04 to Ubuntu 22.04, follow these steps:

  1. Open the terminal: You can do this by pressing CTRL + ALT + T on your keyboard.
  2. Update your system: Run the following command to update your Ubuntu 20.04 system:
    sudo apt update && sudo apt upgrade
    This will ensure that your system is up to date before you start the upgrade process.
  3. Install the update-manager-core package: Run the following command to install the update-manager-core package:
    sudo apt install update-manager-core
  4. Open the release upgrade tool: Run the following command to open the release upgrade tool:
    sudo do-release-upgrade -d
    The -d flag is used to specify that you want to upgrade to a development release. Since Ubuntu 22.04 is not yet released at the time of writing, you need to use this flag to upgrade.
  5. Follow the prompts: The release upgrade tool will guide you through the upgrade process. You will be prompted to confirm that you want to upgrade, and you will need to agree to the license agreement. Once you have done this, the upgrade process will begin.
  6. Wait for the upgrade to complete: The upgrade process can take some time, depending on the speed of your internet connection and the performance of your computer. Once the upgrade is complete, you will be prompted to reboot your system.
  7. Reboot your system: Run the following command to reboot your system:
    sudo reboot
    After your system has rebooted, you should be running Ubuntu 22.04. You can confirm this by running the following command:
    lsb_release -a
This will display information about the current version of Ubuntu that you are running.

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