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diff --git a/usr.sbin/mixer/mixer.8 b/usr.sbin/mixer/mixer.8
--- a/usr.sbin/mixer/mixer.8
+++ b/usr.sbin/mixer/mixer.8
@@ -19,7 +19,7 @@
.\" OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
.\" THE SOFTWARE.
.\"
-.Dd August 14, 2024
+.Dd October 31, 2025
.Dt MIXER 8
.Os
.Sh NAME
@@ -28,7 +28,7 @@
.Sh SYNOPSIS
.Nm
.Op Fl f Ar device
-.Op Fl d Ar pcmN | N Op Fl V Ar voss_device:mode
+.Op Fl d Ar pcmX | X Op Fl V Ar voss_device:mode
.Op Fl os
.Op Ar dev Ns Op Cm \&. Ns Ar control Ns Op Cm \&= Ns Ar value
.Ar ...
@@ -47,10 +47,10 @@
.It Fl a
Print the values for all mixer devices available in the system
.Pq see Sx FILES .
-.It Fl d Ar pcmN | N
+.It Fl d Ar pcmX | X
Change the default audio card to
-.Ar pcmN ,
-where N is the unit number (e.g for pcm0, the unit number is 0).
+.Ar pcmX ,
+where X is the device's unit number (e.g for pcm0, the unit number is 0).
See
.Sx EXAMPLES
on how to list all available audio devices in the system.
@@ -246,30 +246,22 @@
the only recording device.
.El
.Sh FILES
-.Bl -tag -width /dev/mixerN -compact
-.It Pa /dev/mixerN
-The mixer device, where
-.Ar N
-is the number of that device, for example
-.Ar /dev/mixer0 .
-PCM cards and mixers have a 1:1 relationship, which means that
+.Bl -tag -width "/dev/mixerX" -compact
+.It Pa /dev/mixerX
+The mixer device, where X is the unit number of that device,
+.Pa /dev/dsp*
+devices and
+.Pa /dev/mixer*
+devices have a 1:1 relationship, which means that, for instance,
.Pa /dev/mixer0
-is the mixer for
-.Pa /dev/pcm0
-and so on.
-By default,
+is the mixer device for
+.Pa /dev/dsp0 .
+.It /dev/mixer
+Alias to the default device's mixer device.
.Nm
-prints both the audio card's number and the mixer associated with it
-in the form of
-.Ar pcmN:mixer .
-The
-.Pa /dev/mixer
-file, although it does not exist in the filesystem, points to the default
-mixer device and is the file
-.Nm
-opens when the
+opens this when the
.Fl f Ar device
-option has not been specified.
+option is not specified.
.El
.Sh EXAMPLES
List all available audio devices in the system:

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