How to Upgrade Linux Mint 21.3 to Linux Mint 22

In this guide, we will show you how to upgrade Linux Mint 21.3 to Linux Mint 22 step by step.

Linux Mint 22 is a long-term support (LTS) release that will get support and updates until 2029.  It is based on Ubuntu 24.04 LTS and packs with numerous improvements and enhancements such as :

  • New Linux Kernel 6.8
  • GNOME 46
  • Themes updated to support GTK4
  • Better language support
  • New updated desktop backgrounds
  • All apps migrated to libsoup3 from libsoup2
  • The default sound server switched to Pipewire
  • Better HiDPI support in Plymouth and login screen

Prerequisites

  • Local User with sudo rights
  • 20 GB or more free disk space of root file system.
  • Stable Internet Connectivity

Note: You can’t directly upgrade Linux Mint 21.1 or 21.2 to Linux Mint 22. First you need to upgrade your system to reach 21.3. Run following commands to reach 21.3

$ sudo apt update
$ sudo apt upgrade

Once your system is on the version 21.3 then refer the following steps.

Upgrade Linux Mint 21.3 to Linux Mint 22

Back up your files

Before you get started with upgrading your system, it’s highly recommended that you backup all your files and folders so that you will be in a safe place should the upgrade fail. Additionally, you can backup and restore the entire system using the TimeShift utility. Once you have backed up all your files, you can safely proceed to upgrade your system.

TimeShift-Backup-LinuxMint21

For the smooth upgrade, we would be using mintupgrade utility.

1) Install Updates

Open the terminal and run following command to install all available updates,

$ sudo apt update
$ sudo apt upgrade -y

Install-Updates-Before-MintUpgrade

Reboot the system, once all the updates are installed.

$ sudo reboot

2) Install Mintupgrade Utility

Post reboot, open the terminal and type following apt command to install mintupgrade utility.

$ sudo apt install mintupgrade -y

Install MintUpgrade on LinuxMint

3) Check for Linux Mint 22 Upgrade

Run the following mintupgrade command, it will start the GUI of Upgrade tool.

$ sudo mintupgrade

Run Mintupgrade To Check Linux Mint 22 Upgrade

As you can see above, upgrade to Linux Mint 22 is available. Click on ‘Let’s go!‘ option to proceed.

4) Begin Upgrade Process

Preparation is the first phase of Upgrade, in this is phase multiple tests will be performed.

Phase1-Upgrade-Preparation-LinuxMint22

click on OK

APT Package Repositories for Linux Mint 22 Upgrade

In phase 1, system snapshots will be checked along with package repositories. If the system snapshots not found, then it will prompt you to take the snapshot using timeshift tool. Once all the tests are completed successfully then you will get Phase 2 screen.

Phase2 Simulation and Download Linux Mint Upgrade

Click on OK to proceed further. In phase 2, all the package updates will be downloaded.

Click Ok Upgrade Simulation

Choose OK to start downloading the packages required for upgrade.

Downloading Package for Linux Mint Upgrade

It may take twenty minutes or so depending upon your internet speed.

Once all the packages are downloaded then we will be presented following phase 3 screen, where package installation and upgrade will start.

Upgrade Linux Mint 21.3 to Linux Mint 22

Click OK to start actual system upgrade!

Actual Upgrade Linux Mint Phase

During the upgrade phase, you will be prompted to downgrade the foreign packages.

Foreign Packages During Linux Mint Upgrade

Click on “Fix” in order to downgrade packages back to official versions.

Removing Orphan Package During Linux Mint Upgrade

When the upgrade is completed successfully, we will get the following screen,

Linx Mint Successful Upgrade Screen

Perfect, above screen confirms that upgrade was successful. Now, reboot the system for all changes to take effect.

$ sudo reboot

Reboot System After Linux Mint Upgrade

When the system boots up after the upgrade, open the terminal and run neofetch command to view the system details.

$ neofetch

Check Linux Mint Post Upgrade With Neofetch Command

If you have come this far, you have successfully upgrade Linux Mint 21.3 to Linux Lint 22. You can enjoy the look and feel and tons of enhancements and improvements that come with the new release.

Feel free to post your queries and feedback in below comments section.

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