Tails includes an automatic mechanism to upgrade a USB stick to the latest version of Tails. When an automatic upgrade is performed, only an *upgrade package* is downloaded. The upgrade package contains all the changes made to Tails since Tails was first installed or was last manually upgraded.
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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="check-version">Checking which version of Tails you are currently running</h1>
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To check which version of Tails you are currently running, choose <span class="menuchoice"> <span class="guimenu">Applications</span> ▸ <span class="guisubmenu">Tails</span> ▸ <span class="guimenuitem">About Tails</span></span>.
To check which version of Tails you are currently running, choose <span class="menuchoice"> <span class="guimenu">Applications</span> ▸ <span class="guisubmenu">Tails</span> ▸ <span class="guimenuitem">About Tails</span></span>.
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<h1 nameid="automatic">Automatic upgrade using <i>Tails Upgrader</i></h1>
- If an error occurs while checking for available upgrades:
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If an error occurs while checking for available upgrades:<br/>[[file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html|upgrade/error/check]]
