<p>To help you remember your passphrase, you can write it on a piece of paper, store it in your wallet for a few days, and destroy it once you know it well.</p> </div>
If you want to create another partition in the free space on the device, click on the free space and then click on the **[[!img lib/list-add.png alt="Create partition" class="symbolic" link="no"]]** button again.
If you turn on the option **Remember Password**, Tails remembers the passphrase of this partition only until you shut down. The passphrase is not stored in your Persistent Storage.
For example, image thumbnails might be created and saved by the other operating system. Or, the contents of files might be indexed by the other operating system.