Download Ubuntu Server
The latest LTS version of Ubuntu Server. LTS stands for long-term support.
Ubuntu Server 24.04.3 LTS
The latest LTS version of Ubuntu Server. LTS stands for long-term support — which means five years of free security and maintenance updates.
Download 24.04.3 LTS (3GB)
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What's new:
- Linux 6.8 kernel with low latency kernel features enabled by default
- Frame pointers enabled by default for the majority of packages on x86 architectures
- Rust 1.75, .NET 8 and OpenJDK 21 with TCK certification in addition to other toolchain upgrades
- 64-bit time_t by default on armhf to address the year 2038 issue
- AppArmor-enforced unprivileged user namespaces restricted by default
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System requirements:
- 1 GHz processor or better
- 1 GB system memory
- 5 GB of free hard drive space
- Either a USB port or a DVD drive for the installer media
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To install Ubuntu Server:
- Download the ISO image
- Create a bootable USB flash drive with balenaEtcher or similar
- Boot from the USB flash drive
Ubuntu Server 25.10
The latest version of Ubuntu Server, including nine months of security and maintenance updates until January 2026.
Download 25.10 (1.9GB)
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What's new:
- Linux 6.14 kernel
- Updates to new Database versions including MySQL 8.4 and Postgresql 17
- Updated Virtualization stack based on QEMU 9.2 and libvirt 11.0
- Chrony as NTP client using the secure NTS by default
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System requirements:
- 1 GHz processor or better
- 1 GB system memory
- 2.5 GB of free hard drive space
- Either a USB port or a DVD drive for the installer media
-
To install Ubuntu Server:
- Download the ISO image
- Create a bootable USB flash drive with balenaEtcher or similar
- Boot from the USB flash drive
Alternative downloads
BitTorrent
BitTorrent sometimes enables higher download speeds and more reliable downloads of large files.
Previous releases
Previous long-term support versions of Ubuntu Server, still supported.
Other versions
Other versions of Ubuntu Server including torrents, the network installer, a list of local mirrors and past releases.
Alternative architectures
ARM
Optimised for hyperscale deployments and certified on ARM chipsets — Ubuntu Server for ARM includes the 64-bit ARMv7 and ARMv8 platforms.
Ubuntu Server for ARM
This is the default ISO image of the Ubuntu Server installer.
Ubuntu Server for ARM (64k page size)
This ISO image is suited for servers with ample memory running memory-intensive applications.
Other architectures
IBM POWER
Ubuntu is available on the IBM POWER platform, bringing the entire Ubuntu ecosystem to IBM POWER.IBM Z (s390x)
IBM Z and LinuxONE leverage open technology solutions to meet the demands of the new application economy. Ubuntu is now available on those platforms with Multipass, MicroK8s and more.RISC-V
Ubuntu — now available for multiple RISC-V platforms to accelerate innovation.
Resources
Ubuntu Server documentation
The Ubuntu Server documentation, curated by community and Ubuntu developers.Community Discourse
Discuss with Ubuntu developers and make your voice heard.Ask Ubuntu
Stuck somewhere? Get your Ubuntu questions answered by power users.