| 1 | <?xml version='1.0' encoding='UTF-8'?>
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| 2 | <!DOCTYPE topic PUBLIC "-//OASIS//DTD DITA Topic//EN" "topic.dtd">
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| 3 | <topic xml:lang="en-us" id="max-resolution-guests">
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| 4 | <title>Configuring the Maximum Resolution of Guests When Using the Graphical
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| 5 | Frontend</title>
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| 6 |
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| 7 | <body>
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| 8 | <p>
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| 9 | When guest systems with the Guest Additions installed are
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| 10 | started using the graphical frontend, the normal <ph conkeyref="vbox-conkeyref-phrases/product-name"/>
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| 11 | application, they will not be allowed to use screen resolutions
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| 12 | greater than the host's screen size unless the user manually
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| 13 | resizes them by dragging the window, switching to full screen or
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| 14 | seamless mode or sending a video mode hint using
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| 15 | <userinput>VBoxManage</userinput>. This behavior is what most users
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| 16 | will want, but if you have different needs, you can change it by
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| 17 | issuing one of the following commands from the command line:
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| 18 | </p>
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| 19 | <ul>
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| 20 | <li>
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| 21 | <p>
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| 22 | Remove all limits on guest resolutions.
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| 23 | </p>
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| 24 | <pre xml:space="preserve">VBoxManage setextradata global GUI/MaxGuestResolution any</pre>
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| 25 | </li>
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| 26 | <li>
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| 27 | <p>
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| 28 | Manually specify a maximum resolution.
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| 29 | </p>
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| 30 | <pre xml:space="preserve">VBoxManage setextradata global GUI/MaxGuestResolution <varname>width</varname>x<varname>height</varname>
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| 31 | </pre>
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| 32 | </li>
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| 33 | <li>
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| 34 | <p>
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| 35 | Restore the default settings to all guest VMs.
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| 36 | </p>
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| 37 | <pre xml:space="preserve">VBoxManage setextradata global GUI/MaxGuestResolution auto</pre>
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| 38 | </li>
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| 39 | </ul>
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| 40 | </body>
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| 41 |
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| 42 | </topic>
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