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The Ubuntu ISO file is your gateway to one of the world’s most popular and user-friendly Linux distributions. An ISO is a complete disk image containing everything needed to install Ubuntu on your computer, create a bootable USB drive, run it in a virtual machine, or even set up a Windows Subsystem for Linux (WSL) environment.
Here is a guide you can use: How to Install Ubuntu on Windows 11 using WSL 2
Whether you’re a desktop user seeking a powerful alternative to mainstream operating systems, a server administrator looking for a robust platform, or a developer seeking a stable foundation, downloading the correct Ubuntu ISO is the crucial first step. This guide outlines the available images for key Ubuntu releases, enabling you to select the ideal version for your specific requirements.
Download Ubuntu 25.10 ISO (Questing Quokka)
The latest version of the Ubuntu operating system for desktop PCs and laptops, Ubuntu 25.10, comes with nine months of security and maintenance updates, until July 2026.
The latest system release marks a significant leap forward, integrating the powerful Linux Kernel 6.17 for robust support of the newest hardware on the market. At the user experience level, the GNOME 49 desktop environment introduces a suite of refinements, including a redesigned accessibility menu, convenient media controls directly on the lock screen, the ability to reboot or shut down from the user menu, and granular HDR brightness controls.
This is complemented by the inclusion of brand-new, modern applications, such as Loupe, a sleek and efficient image viewer that replaces the older Eye of GNOME, and Ptyxis, an innovative terminal emulator designed for enhanced usability. Underpinning it all are major enhancements to security, with significant improvements to TPM-backed full disk encryption ensuring that data protection is more seamless and robust than ever before.
Desktop (Intel or AMD 64-bit architecture | ARM 64-bit architecture) | Server | Netboot | WSL | Torrent
System Requirements for Ubuntu 25.10
- 2 GHz dual-core processor or better
- 4 GB system memory
- 25 GB of free hard drive space
- Either a USB port or a DVD drive for the installer media
- Internet access is helpful
Downloading Older Ubuntu LTS ISO Files
While newer LTS releases are generally recommended, specific legacy hardware or software requirements might necessitate older versions. These receive critical security updates via Extended Security Maintenance (ESM), available to Ubuntu Pro subscribers.
- Ubuntu 25.04 (Plucky Puffin) ISO: The latest interim release, Plucky Puffin, offers cutting-edge features and the newest software stack.
Desktop (Intel or AMD 64-bit | ARM 64-bit) | Server | Netboot | WSL | Torrents (Desktop | Server)
- Ubuntu 24.04 LTS (Noble Numbat) ISO: A Long-Term Support (LTS) release, Noble Numbat is recommended for stability and extended support (5 years for desktop, 12 years for server with Extended Security Maintenance, or ESM).
Desktop | Server | Netboot | WSL | Torrents (Desktop | Server)
- Ubuntu 22.04 LTS (Jammy Jellyfish) ISO: The previous LTS release, Jammy Jellyfish, remains widely used and fully supported.
Desktop | Server | Torrents (Desktop | Server)
- Ubuntu 20.04 LTS (Focal Fossa) ISO: Offers Desktop and Server Install images.
- Ubuntu 18.04 LTS (Bionic Beaver) ISO: Offers Desktop and Server install images.
- Ubuntu 16.04 LTS (Xenial Xerus) ISO: Offers Desktop and Server Install images.
Desktop (64-bit PC (AMD64) desktop image | 32-bit PC (i386) desktop image)
Server (64-bit PC (AMD64) server install image | 32-bit PC (i386) server install image)
- Ubuntu 14.04.6 LTS (Trusty Tahr) ISO: Offers Desktop and Server Install images. Use extreme caution; this release is very old and only receives ESM updates.
Desktop (64-bit PC (AMD64) desktop image | 32-bit PC (i386) desktop image)
Server (64-bit PC (AMD64) server install image | 32-bit PC (i386) server install image)
Conclusion: Choosing and Acquiring Your Ubuntu ISO
Selecting the right Ubuntu ISO depends on your specific needs: opt for the latest LTS (24.04) for desktops and servers requiring maximum stability and support, the latest interim release (25.04) for the newest features, or an older LTS only if strictly necessary for compatibility.
Remember to verify the integrity of your downloaded ISO using the provided checksums (SHA256) before use, ensuring a safe and uncorrupted installation. Once you’ve chosen your version, acquiring your Ubuntu ISO is straightforward using the links below. Prepare your USB drive or virtual machine, and embark on your Ubuntu journey!
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