In the **About Tails** utility, you can click **Check for Upgrades** to check whether a new version of Tails is available. This check is also done automatically every time you start Tails and connect to the Tor network.
<p>If you cannot upgrade at startup, you can open <i>Tails Upgrader</i> later by choosing <b>Apps ▸ Tails ▸ About Tails</b> and clicking <b>Check for Upgrades</b>.</p>
<p>We estimated that, to actually reduce the overall download size, it's only worth it to do 1 manual upgrade every year if you apply all upgrades of Tails.</p>