| 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="disabletimesync">
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| 4 | <title>Disabling the Guest Additions Time Synchronization</title>
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| 5 |
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| 6 | <body>
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| 7 | <p>Once installed and started, the <ph conkeyref="vbox-conkeyref-phrases/product-name"/> Guest Additions will try to
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| 8 | synchronize the guest time with the host time. This can be prevented by forbidding the guest service from reading
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| 9 | the host clock: </p>
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| 10 | <pre xml:space="preserve">$ VBoxManage setextradata <varname>VM-name</varname> "VBoxInternal/Devices/VMMDev/0/Config/GetHostTimeDisabled" 1</pre>
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| 11 | </body>
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| 12 |
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| 13 | </topic>
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