diff --git a/doc/ks-conf.md b/doc/ks-conf.md
new file mode 100644
index 0000000..a97f2fa
--- /dev/null
+++ b/doc/ks-conf.md
@@ -0,0 +1,71 @@
+ks-conf - Tool for create and modify configuration files
+========================================================
+
+### Syntax:
+
+```shell
+$ ks-conf
+```
+
+### Main menu
+
+  * If you run the command `ks-conf` will see the following menu for editing the diferent configuration files:
+
+    ```shell
+    m - Edit ks-mp4 config (1280x534/libx264/2400k/aac/256k/spa)
+    k - Edit ks-mp4k config (3840x2160/libx264/6000k/aac/320k/spa)
+    s - Edit ks-mp4s config (720x480/libx264/950k/aac/128k/spa)
+    a - Edit ks-avi config (720x480/libxvid/3000k/libmp3lame/192k/spa)
+    
+    p - Edit ks-mp3/ks-mp3-album config (libmp3lame/128k/spa)
+    o - Edit ks-oga/ks-oga-album config (libvorbis/130k/spa)
+    
+    u - Edit ks-upv/ks-upa/ks-upf/ks-upr config (myuser/qmyserver.com)
+    
+    q - Exit
+    
+    * Choose an option (m/k/s/a/p/o/q): 
+    ````
+
+### Editing config of video tools:
+
+  * If you select option `m`,`k`,`s` or `a` will see the following menu:
+  
+    ```shell
+    * Editing /home/q3aql/.ks-tools/ks-mp4
+    
+    r - Edit resolution (1280x534)
+    v - Edit video codec (libx264)
+    b - Edit video bitrate (2400k)
+    p - Edit video preset (medium)
+    a - Edit audio codec (aac)
+    i - Edit audio bitrate (256k)
+    l - Edit preferred language (spa)
+    s - Edit preferred subtitles (spa)
+    
+    c - Reset configuration file
+    q - Exit to main menu
+    
+    * Choose an option (r/v/b/p/a/i/l/s/q):
+        ````
+
+### Editing config of audio tools:
+
+  * If you select option `p` or `o` will see the following menu:
+  
+    ```shell
+    * Editing /home/q3aql/.ks-tools/ks-mp3
+    
+    a - Edit audio bitrate (128k)
+    l - Edit preferred language (spa)
+    
+    c - Reset configuration file
+    q - Exit to main menu
+    
+    * Choose an option (a/l/c/q):
+        ````
+    
+### Back to README.md
+    
+* [Go back](https://github.com/q3aql/ks-tools/blob/main/README.md)
+  
diff --git a/src/ks-conf b/src/ks-conf
index d371362..1b4b3c9 100755
--- a/src/ks-conf
+++ b/src/ks-conf
@@ -627,7 +627,7 @@ edit_audio_config() {
     echo " c - Reset configuration file"
     echo " q - Exit to main menu"
     echo ""
-    echo -n "* Choose an option (r/v/b/p/a/i/l/s/q): " ; read option
+    echo -n "* Choose an option (a/l/c/q): " ; read option
     if [ "${option}" == "a" ] ; then
     # Set bitrate for audio
       echo ""