Tails includes an automatic mechanism to upgrade a USB stick to a newer version.In some cases, it is impossible to do an **automatic upgrade** and you might have to do a **manual upgrade**. This page describes both techniques.
<h1 id="manual">Manual upgrade using <i>Tails Cloner</i></h1>
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The automatic upgrade is impossible for technical reasons (not enough memory, not enough free space on the USB stick, etc.).and so on). For example, if you get the following error message:
The automatic upgrade is impossible for technical reasons (not enough memory, not enough free space on the USB stick, and so on). For example, if you get the following error message:
You want to upgrade by cloning from another TailsUSB stick which is already up-to-date, for example, when working offline or with a slow Internet connection.
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After connecting to Tor, a dialog informs you if you have to upgrade your USB stick using <span class="application">Tails InstallCloner</span> to a newer version of Tails.
After connecting to Tor, a dialog informs you if you have to upgrade your USB stick using <span class="application">Tails Cloner</span> to a newer version of Tails.
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1½ hour to download Tails (<small class="remove-extra-space">[[!inline pages="inc/stable_amd64_iso_size" raw="yes" sort="age"]]</small>)