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.
- No automatic upgrade is available from our website for this version.
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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:
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- The automatic upgrade failed and you need to repair a Tails USB stick.
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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- [[CUpgrade by cloning from another Tails|doc/upgrade/#clone-overview]]]] (below)