=== General partition layout (installation image) ===
{{note|The postmarketOS initramfs detects the partitions by their partition label.}}
<pre class="shell">/dev/installp1 # label: pmOS_boot (contains kernel, initramfs, initramfs-extra)
/dev/installp2 # label: pmOS_root (encrypted, unless --no-fde is specified)</pre>
<pre class="shell">/dev/installp1 # pmOS boot (contains kernel, initramfs, initramfs-extra)
/dev/installp2 # pmOS root (encrypted, unless --no-fde is specified)</pre>
=== SD card ===