Ubuntu 22.04, också kallad ”Jammy Jellyfish”, är den senaste versionen av Ubuntu som släpptes i april 2022. Det finns flera anledningar till varför en uppgradering från tidigare versioner, som 20.04 ”Focal Fossa”, kan vara en bra idé. I den här artikeln kommer vi att titta närmare på de främsta fördelarna med att uppgradera till Ubuntu 22.04.
The article ends with a guide on how to upgrade from Ubuntu 20.04 to 22.04. It is recommended for those who bought a computer from Teuton Systems before April 2022.
Better performance
Ubuntu 22.04 levereras med flera förbättringar och optimeringar som bidrar till bättre prestanda. Till exempel har systemet optimerats för AMD-processorer och har stöd för de senaste teknikerna för hantering av processorer, som ”frequency-invariant scheduler”, vilket resulterar i bättre prestanda och effektivare användning av CPU:ns resurser. Dessutom har Jammy Jellyfish en nyare version av Linux-kärnan, version 5.16, som också förbättrar prestandan och stabiliteten.
Newer software versions
Ubuntu 22.04 comes with newer software versions that give users access to the latest features and security updates. For example, the new release includes updated versions of key applications such as LibreOffice, Firefox and Thunderbird. In addition, several other key applications have been updated to support new technologies and platforms.
Better user experience
Ubuntu 22.04 has several improvements that contribute to a better user experience. For example, the new version has an improved and more user-friendly installer, which makes it easier to install the system. In addition, the KDE Plasma desktop environment, used as standard in Teuton Systems computers, has also been updated with new features and optimisations.
Better security
Ubuntu 22.04 has enhanced security through several new features and improvements. For example, the new version supports Wayland, a modern and more secure replacement for the X server used to display graphics on Linux systems. In addition, Ubuntu 22.04 has a new version of systemd-resolved that handles DNS queries and ensures that users can browse the web more securely.
Longer term support
Ubuntu 22.04 offers longer support than previous versions. While previous versions of Ubuntu only offered support for 9 months, Jammy Jellyfish will be supported for a full 5 years for both the server and desktop versions. This means that users can continue to use the system without having to worry about security updates or technical support for a longer period of time.
In summary, there are several benefits to upgrading from Ubuntu 20.04 to 22.04. From better performance and newer software versions to an improved.
Here is a step-by-step guide to upgrading from Ubuntu 20.04 to 22.04:
- Open Terminal by pressing Ctrl + Alt + T or search for Terminal in the menu.
- Kör kommandot ”sudo apt update” för att uppdatera systemets paketlistor.
- Kör sedan kommandot ”sudo apt upgrade” för att installera alla tillgängliga uppdateringar till systemet.
- Kör nu kommandot ”sudo apt dist-upgrade” för att installera alla tillgängliga distribution-uppdateringar. Detta kommer att uppdatera alla program och systembibliotek till deras senaste versioner.
- Kör kommandot ”sudo apt install update-manager-core” för att installera uppdateringshanteraren.
- Starta sedan uppdateringshanteraren genom att köra kommandot ”sudo do-release-upgrade -d”.
Follow the on-screen instructions and accept any changes suggested during the process.
ATTENTION! A system upgrade always carries some risk of something going wrong. Therefore, make sure to back up all your important data before you start the process.