<p class="pre command-output"> /dev/disk0
1
#: TYPE NAME SIZE IDENTIFIER
0: GUIDFDisk_partition_scheme *500.18.0 GB disk0
1: EFI 209.7 MB disk0s1
2: Apple_HFS MacDrive 250.0 GB disk0s2
3: EFI 134.1 GB disk0s3
4: Microsoft Basic Data BOOTCAMP 115.5 GB disk0s4</p>1
1: Apple_HFS Untitled 1 8.0 GB disk1s1

/dev/disk1
#: TYPE NAME SIZE IDENTIFIER
0: FDisk_partition_scheme *8.0 GB disk1
1: Apple_HFS Untitled 1 8.0 GB disk1s1

Take note of the *device name* of your USB stick. In this example, the USB stick is 8.0 GB and its device name is <span class="codemmand-placeholder">/dev/disk1</span>.
Yours might be different.

In this example, the USB stick is 8.0 GB and its device name is <span class="command-placeholder">/dev/disk1</span>.
Yours might be different.

<div class="tip">
<p>You can try adding <span class="code">r</spancode> before <span class="code">disk</spancode> to make the installation faster.</p>
</div>

<div class="tip">
<p>You can try adding <code>r</code> before <code>disk</code> to make the installation faster.</p>
</div>

<p>If you get an <span class="guilabel"code>invalid number ‘16m’</spancode> error, try
using <code>16M</code> instead:</p>

<p>If you get an <code>invalid number ‘16m’</code> error, try
using <code>16M</code> instead:</p>