Click on the [[!img lib/view-more.png alt="Drive Options" class="symbolic" link="no"]] button in the titlebar and choose **Format Disk…** to erase all the existing partitions on the device.
Click on the [[!img lib/view-more.png alt="Drive Options" class="symbolic" link="no"]] button in the title bar and choose **Format Disk** to erase all the existing partitions on the device.
<span class="guilabel">Type</span>: choose <span class="guilabel">Choose **Internal disk for use with Linux systems only (Ext4)</span> and <span class="guilabel">** and **Password protect volume (LUKS)</span>.**.
Choose **Internal disk for use with Linux systems only (Ext4)** and **Password protect volume (LUKS)**.
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When plugginyou plug in a device containingthat has an encrypted partition, Tails does not open the partition automatically but you can do so from the file browseroffers to unlock the encryption automatically.