GNOME User Guide openSUSE Leap 42.3 GNOME User Guide openSUSE Leap 42.3 Introduces the GNOME desktop of openSUSE Leap. It guides you through using and configuring the desktop and helps you perform key tasks. It is intended mainly for end users who want to make efficient use of GNOME as their default desktop. Publication Date: November 05, 2018 SUSE LLC 10 Canal Park Drive Suite 200 Cambridge MA 02141 USA https://www.suse.com/documentation Copyright © 2006– 2018 SUSE LLC and contributors. All rights reserved. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Docu- mentation License, Version 1.2 or (at your option) version 1.3; with the Invariant Section being this copyright notice and license. A copy of the license version 1.2 is included in the section entitled “GNU Free Documentation License”. For SUSE trademarks, see http://www.suse.com/company/legal/ . All other third-party trademarks are the prop- erty of their respective owners. Trademark symbols (®, ™ etc.) denote trademarks of SUSE and its affiliates. Asterisks (*) denote third-party trademarks. All information found in this book has been compiled with utmost attention to detail. However, this does not guarantee complete accuracy. Neither SUSE LLC, its affiliates, the authors nor the translators shall be held liable for possible errors or the consequences thereof. Contents About This Guide xii I INTRODUCTION 1 1 Getting Started with the GNOME Desktop 2 1.1 Logging In 2 Switching the Session Type Before Logging In 3 • Assistive Tools 5 1.2 Desktop Basics 5 Activities Overview 7 • Starting Programs 8 1.3 Pausing or Finishing Your Session 9 Locking the Screen 9 • Logging Out or Switching Users 10 • Restarting or Shutting Down the Computer 10 • Suspending the Computer 10 2 Working with Your Desktop 11 2.1 Managing Files and Directories 11 Key Combinations 12 • Compressing Files or Directories 13 • Burning a CD/DVD 14 • Creating a Bookmark 15 • Accessing Remote Files 15 2.2 Accessing Removable Media 16 2.3 Searching for Files 16 2.4 Copying Text Between Applications 17 2.5 Managing Internet Connections 17 2.6 Exploring the Internet 17 2.7 E-mail and Scheduling 18 2.8 Opening or Creating Documents with LibreOffice 19 2.9 Controlling Your Desktop’s Power Management 19 iii GNOME User Guide 2.10 Creating, Displaying, and Decompressing Archives 19 Opening an Archive 20 • Extracting Files from an Archive 21 • Creating Archives 22 2.11 Taking Screenshots 23 2.12 Viewing PDF Files 23 2.13 Obtaining Software Updates 24 2.14 For More Information 25 3 Customizing Your Settings 26 3.1 The GNOME Settings Dialog 26 3.2 Personal 27 Changing the Desktop Background 28 • Configuring Language Settings 28 3.3 Hardware 29 Configuring Bluetooth Settings 29 • Configuring Power Settings 30 • Modifying Keyboard Shortcuts 31 • Configuring the Mouse and Touchpad 32 • Installing and Configuring Printers 33 • Configuring Screens 33 • Configuring Sound Settings 35 • Networking 36 3.4 System 36 Changing Your Password 36 • Setting Preferred Applications 37 • Setting Session Sharing Preferences 38 • Configuring Administrative Settings with YaST 38 4 Assistive Technologies 39 4.1 Enabling Assistive Technologies 39 4.2 Visual Impairments 39 4.3 Hearing Impairments 40 4.4 Mobility Impairments 40 4.5 For More Information 41 iv GNOME User Guide II CONNECTIVITY, FILES AND RESOURCES 42 5 Accessing Network Resources 43 5.1 Connecting to a Network 43 5.2 General Notes on File Sharing and Network Browsing 44 5.3 Accessing Network Shares 44 5.4 Sharing Directories 45 Enabling Sharing on the Computer 46 • Enabling Sharing for a Directory 46 5.5 Managing Windows Files 48 5.6 Configuring and Accessing a Windows Network Printer 49 6 Managing Printers 50 6.1 Installing a Printer 50 7 Backing Up User Data 51 7.1 Creating Backups 51 7.2 Restoring Data 52 8 Passwords and Keys: Signing and Encrypting Data 53 8.1 Signing and Encryption 53 8.2 Generating a New Key Pair 54 Creating OpenPGP Keys 54 • Creating Secure Shell Keys 55 8.3 Modifying Key Properties 56 Editing OpenPGP Key Properties 56 • Editing Secure Shell Key Properties 60 8.4 Importing Keys 61 8.5 Exporting Keys 62 8.6 Signing a Key 62 v GNOME User Guide 8.7 File Manager Integration 63 Encrypting Files From GNOME Files 64 • Signing Files From GNOME Files 64 • Decrypting Files From GNOME Files 64 • Verifying Signatures From GNOME Files 64 8.8 Password Keyrings 64 8.9 Key Servers 65 8.10 Key Sharing 66 9 gFTP: Transferring Data from the Internet 67 9.1 ASCII Compared to Binary Transfers 67 9.2 Connecting to a Remote Server 68 9.3 Transferring Files 68 9.4 Setting Up an HTTP Proxy Server 69 9.5 For More Information 70 III LIBREOFFICE 71 10 LibreOffice: The Office Suite 72 10.1 LibreOffice Modules 72 10.2 Starting LibreOffice 73 10.3 The LibreOffice User Interface 74 10.4 Compatibility with Other Office Applications 75 Opening Documents from Other Office Suites 75 • Converting Documents to the OpenDocument Format 75 • Sharing Files with Users of Other Office Suites 76 10.5 Saving Files with a Password 77 10.6 Signing Documents 77 10.7 Customizing LibreOffice 78 10.8 Changing the Global Settings 81 vi GNOME User Guide 10.9 Using Templates 83 10.10 Setting Metadata and Properties 84 10.11 For More Information 85 11 LibreOffice Writer 87 11.1 Creating a New Document 87 11.2 Formatting with Styles 88 The Side Bar Panel Styles and Formatting 90 • Applying a Style 91 • Changing a Style 92 • Creating a Style 92 11.3 Working with Large Documents 95 Navigating in Large Documents 95 • Using Master Documents 96 11.4 Using Writer as an HTML Editor 97 12 LibreOffice Calc 99 12.1 Creating a New Document 99 12.2 Using Formatting and Styles in Calc 100 12.3 Working With Sheets 100 12.4 Conditional Formatting 101 12.5 Grouping and Ungrouping Cells 103 12.6 Freezing Rows or Columns as Headers 103 13 LibreOffice Impress, Base, Draw, and Math 105 13.1 Using Presentations with Impress 105 Creating a Presentation 105 • Using Master Pages 107 13.2 Using Databases with Base 108 Creating a Database Using Predefined Options 108 13.3 Creating Graphics with Draw 112 13.4 Creating Mathematical Formulas with Math 113 vii GNOME User Guide IV INTERNET, COMMUNICATION AND COLLABORATION 115 14 Firefox: Browsing the Web 116 14.1 Starting Firefox 116 14.2 Navigating Web Sites 116 The Location Bar 117 • Zooming 118 • Tabbed Browsing 118 • Using the Sidebar 119 14.3 Finding Information 119 Finding Information on the Web 119 • Searching in the Current Page 121 14.4 Managing Bookmarks 121 Organizing Bookmarks 122 • Tags 123 • Importing and Exporting Bookmarks 124 • Live Bookmarks 124 • Smart Bookmark Folders 124 • The Bookmarks Toolbar 125 14.5 Using the Download Manager 125 14.6 Security 126 Instant Web Site ID 126 • Importing Certificates 127 • Password Management 128 • Private Browsing 128 14.7 Customizing Firefox 129 Preferences 129 • Add-ons 131 14.8 Printing from Firefox 133 14.9 For More Information 133 15 Evolution: E-Mailing and Calendaring 134 15.1 Starting Evolution 134 15.2 Setup Assistant 134 Restoring from a Backup File 134 • Defining Your Identity 135 • Receiving Mail 135 • Receiving Options 137 • Sending Mail 142 • Final Steps 143 15.3 Using Evolution 143 The Menu Bar 144 • The Shortcut Bar 145 • Using E- Mail 146 • Calendaring 147 • Managing Contacts 147 viii GNOME User Guide 15.4 For More Information 148 16 Empathy: Instant Messaging 149 16.1 Starting Empathy 149 16.2 Configuring Accounts 149 16.3 Managing Contacts 150 16.4 Chatting with Friends 151 16.5 For More Information 151 17 Ekiga: Using Voice over IP 152 17.1 Starting Ekiga 152 17.2 Configuring Ekiga 152 17.3 The Ekiga User Interface 153 17.4 Making a Call 155 17.5 Answering a Call 156 17.6 Using the Address Book 156 17.7 For More Information 157 V GRAPHICS AND MULTIMEDIA 158 18 GIMP: Manipulating Graphics 159 18.1 Graphics Formats 159 18.2 Starting GIMP 160 18.3 User Interface Overview 160 The Image Window 160 • The Toolbox 161 • Layers, Channels, Paths, Undo 162 18.4 Getting Started 162 Creating a New Image 162 • Opening an Existing Image 163 18.5 Saving and Exporting Images 163 ix GNOME User Guide 18.6 Editing Images 164 Changing the Size of an Image 164 • Selecting Parts of Images 166 • Applying and Removing Color 168 • Adjusting Color Levels 171 • Undoing Mistakes 171 • Layers 172 • Image Modes 172 • Special Effects 173 18.7 Printing Images 173 18.8 For More Information 173 19 GNOME Videos 175 19.1 Using GNOME Videos 175 Opening a Video or Audio File 176 • Opening a Video or Audio File By URI Location 176 • Playing a DVD, VCD, or CD 176 • Seeking Through Movies or Songs 177 • Changing the Zoom Factor 177 • Showing or Hiding Controls 178 • Managing Playlists 178 • Choosing Subtitles 178 19.2 Modifying GNOME Videos Preferences 179 General Preferences 179 • Display Preferences 180 • Audio Preferences 181 20 Brasero: Burning CDs and DVDs 182 20.1 Creating a Data CD or DVD 182 20.2 Creating an Audio CD 183 20.3 Copying a CD or DVD 183 20.4 Writing ISO Images 184 20.5 Creating a Multisession CD or DVD 184 20.6 For More Information 184 A Help and Documentation 185 A.1 Using GNOME Help 185 A.2 Additional Help Resources 187 x GNOME User Guide A.3 For More Information 187 The Linux Documentation Project 187 • Wikipedia: The Free Online Encyclopedia 188 • Standards and Specifications 188 B GNU Licenses 190 B.1 GNU Free Documentation License 190 xi GNOME User Guide About This Guide This manual introduces you to the GNOME graphical desktop environment as implemented in openSUSE® Leap, and shows you how to configure it to meet your personal needs and prefer- ences.