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For more detailed documentation refer to the official
[<span class="application">GNOME</span> Screen Keyboard documentation](https://help.gnome.org/users/gnome-help/stable/keyboard-osk.html.en).
For more detailed documentation refer to the official [<span
class="application">Orca</span> Screen Reader
icon which looks like a person) in the top bar:
If you are operating a computer one-handed (by joystick, touchscreen,
or mouse) or zero-handed (by head-mouse or eyetracker), you can use the <span
class="application">[Dasher](http://www.inference.phy.cam.ac.uk/dasher/)</span> graphical predictive text
entry application.
If you prefer a pointing device over the keyboard, you can activate the
<span class="guilabel">Screen Keyboard</span> accessibility feature.
[[!img desktop/accessibility.png link="no"
alt="Universal Access menu with the following options (disabled
by default): High Contrast, Zoom, Large Text, Screen Reader, Screen Keyboard,
Visual Alters, Sticky Keys, Slow Keys, Bounce Keys, and Mouse Keys"]]
[[!img lib/preferences-desktop-accessibility.png alt="Universal Access" class="symbolic" link="no"]]
Keyboard shortcuts
[[!meta title="Accessibility"]]
Press <span class="bold">Enter</span> to open the menu.
Press <span class="bold">Esc</span> to close the menu.
Press <span class="bold">Space</span> to toggle the selected item.
Press <span class="keycap">Ctrl+Alt+Tab</span> to move the keyboard focus to the top bar.
<p>The screen reader does not work with the <span class="application">Unsafe
<p>The screen reader takes around 10 seconds to start.</p>
Screen keyboard
Screen reader
<span class="application">Dasher</span> graphical text entry application
<span class="application">Dasher</span> is available from
<span class="menuchoice">
<span class="guimenu">Applications</span>&nbsp;▸
<span class="guisubmenu">Universal Access</span>&nbsp;▸
<span class="guimenuitem">Dasher</span></span>.
<tr><td>Turn screen reader on or off</td><td>Alt+Super+S</td></tr>
<tr><td>Turn zoom on or off</td><td>Alt+Super+8</td></tr>