Ubuntu Installation Guide Ubuntu Installation Guide Copyright © 2004 – 2020 the Debian Installer team Copyright © 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2015, 2018 Canonical Ltd. This document contains installation instructions for the Ubuntu 20.04 system (codename “‘Focal Fossa’”), for the 64-bit PC (“amd64”) architecture. It also contains pointers to more information and information on how to make the most of your new Ubuntu system. This manual is free software; you may redistribute it and/or modify it under the terms of the GNU General Public License. Please refer to the license in Appendix F. Table of Contents Installing Ubuntu 20.04 “Focal Fossa” For amd64..........................................................................x 1. Welcome to Ubuntu ........................................................................................................................1 1.1. What is Ubuntu?...................................................................................................................1 1.1.1. Sponsorship by Canonical .......................................................................................1 1.2. What is Debian? ...................................................................................................................1 1.2.1. Ubuntu and Debian..................................................................................................2 1.2.1.1. Package selection........................................................................................2 1.2.1.2. Releases.......................................................................................................3 1.2.1.3. Development community............................................................................3 1.2.1.4. Freedom and Philosophy.............................................................................3 1.2.1.5. Ubuntu and other Debian derivatives..........................................................4 1.3. What is GNU/Linux? ...........................................................................................................4 1.4. Getting Ubuntu.....................................................................................................................5 1.5. Getting the Newest Version of This Document....................................................................5 1.6. Organization of This Document...........................................................................................5 1.7. Your Documentation Help is Welcome................................................................................6 1.8. About Copyrights and Software Licenses............................................................................6 2. System Requirements .....................................................................................................................8 2.1. Supported Hardware.............................................................................................................8 2.1.1. Supported Architectures ..........................................................................................8 2.1.2. CPU Support............................................................................................................8 2.1.3. Laptops ....................................................................................................................8 2.1.4. Multiple Processors .................................................................................................9 2.1.5. Graphics Hardware Support ....................................................................................9 2.1.6. Network Connectivity Hardware.............................................................................9 2.1.6.1. Wireless Network Cards .............................................................................9 2.1.7. Braille Displays .....................................................................................................10 2.1.8. Hardware Speech Synthesis ..................................................................................10 2.1.9. Peripherals and Other Hardware ...........................................................................10 2.2. Devices Requiring Firmware .............................................................................................10 2.3. Purchasing Hardware Specifically for GNU/Linux ...........................................................11 2.3.1. Avoid Proprietary or Closed Hardware .................................................................11 2.4. Installation Media ..............................................................................................................12 2.4.1. CD-ROM/DVD-ROM/BD-ROM ..........................................................................12 2.4.2. USB Memory Stick ...............................................................................................12 2.4.3. Network .................................................................................................................12 2.4.4. Hard Disk...............................................................................................................13 2.4.5. Un*x or GNU system ............................................................................................13 2.4.6. Supported Storage Systems ...................................................................................13 2.5. Memory and Disk Space Requirements.............................................................................13 3. Before Installing Ubuntu..............................................................................................................14 3.1. Overview of the Installation Process..................................................................................14 3.2. Back Up Your Existing Data!.............................................................................................15 3.3. Point release and HWE kernel ...........................................................................................15 3.4. Information You Will Need................................................................................................15 3.4.1. Documentation ......................................................................................................15 3.4.1.1. Installation Manual ...................................................................................15 3.4.1.2. Hardware documentation..........................................................................16 iii 3.4.2. Finding Sources of Hardware Information............................................................16 3.4.3. Hardware Compatibility ........................................................................................16 3.4.3.1. Testing hardware compatibility with a Live-System ................................18 3.4.4. Network Settings ...................................................................................................18 3.5. Meeting Minimum Hardware Requirements .....................................................................19 3.6. Pre-Partitioning for Multi-Boot Systems ...........................................................................20 3.7. Pre-Installation Hardware and Operating System Setup....................................................20 3.7.1. Invoking the BIOS Set-Up Menu ..........................................................................21 3.7.2. Boot Device Selection ...........................................................................................21 3.7.3. Systems with UEFI firmware ................................................................................21 3.7.4. Disabling the Windows 8 “fast boot” feature ........................................................22 3.7.5. Hardware Issues to Watch Out For........................................................................22 4. Obtaining System Installation Media .........................................................................................24 4.1. Official Ubuntu CD-ROMs ................................................................................................24 4.2. Downloading Files from Ubuntu Mirrors ..........................................................................24 4.2.1. Where to Find Installation Images ........................................................................24 4.3. Preparing Files for USB Memory Stick Booting ...............................................................24 4.3.1. Preparing a USB stick using a hybrid CD or DVD image ....................................25 4.3.2. Manually copying files to the USB stick...............................................................26 4.3.3. Manually copying files to the USB stick — the flexible way ...............................26 4.3.3.1. Partitioning the USB stick ........................................................................26 4.3.3.2. Adding the installer image........................................................................27 4.4. Preparing Files for Hard Disk Booting ..............................................................................27 4.4.1. Hard disk installer booting from Linux using LILO or GRUB............................28 4.5. Preparing Files for TFTP Net Booting...............................................................................28 4.5.1. Setting up a DHCP server......................................................................................28 4.5.1.1. Enabling PXE Booting in the DHCP configuration..................................29