diff --git a/doc/ks-mp4.md b/doc/ks-mp4.md
index d7013d8..b0500d7 100644
--- a/doc/ks-mp4.md
+++ b/doc/ks-mp4.md
@@ -14,10 +14,10 @@ $ ks-mp4 </absolute/path/video.mkv> </path/prefix_name>
     ```shell
     - Resolution: 1280x534
     - Video codec: libx264
-    - Bitrate video: 2400k
-    - Preset: medium
+    - Bitrate video: 2200k
+    - Preset: slow
     - Audio codec: aac (stereo)
-    - Bitrate audio: 256k
+    - Bitrate audio: 192k
     - Default Audio: spa
     - Default Subtitle: spa (forced)
     - Container: mp4
@@ -28,10 +28,10 @@ $ ks-mp4 </absolute/path/video.mkv> </path/prefix_name>
     ```shell
     rel_size="1280x534"
     vcodec="libx264"
-    b_vcodec="2400k"
-    v_preset="medium"
+    b_vcodec="2200k"
+    v_preset="slow"
     acodec="aac"
-    b_acodec="256k"
+    b_acodec="192k"
     default_lang_audio="spa"
     default_lang_subt="spa"
     v_ext="mp4"
diff --git a/src/ks-conf b/src/ks-conf
index bf66596..205f2b2 100755
--- a/src/ks-conf
+++ b/src/ks-conf
@@ -21,10 +21,10 @@ function check_create_conf_ks_mp4() {
   configFile=${configFolder}/ks-mp4
   rel_size="1280x534"
   vcodec="libx264"
-  b_vcodec="2400k"
-  v_preset="medium"
+  b_vcodec="2200k"
+  v_preset="slow"
   acodec="aac"
-  b_acodec="256k"
+  b_acodec="192k"
   default_lang_audio="spa"
   default_lang_subt="spa"
   v_ext="mp4"
@@ -598,7 +598,7 @@ edit_video_config() {
     elif [ "${option}" == "b" ] ; then
       # Set bitrate for video
       echo ""
-      echo "* Recommended: 850k / 950k / 2000k / 2400k / 3000k / 6000k / 10000k"
+      echo "* Recommended: 850k / 950k / 2000k / 2200k / 3000k / 6000k / 10000k"
       echo ""
       echo -n "* [Current: ${b_vcodec}] Type bitrate for video: " ; read videobitrate
       if [ -z ${videobitrate} ] ; then
diff --git a/src/ks-mp4 b/src/ks-mp4
index 70b4281..d39188f 100755
--- a/src/ks-mp4
+++ b/src/ks-mp4
@@ -2,12 +2,12 @@
 
 ###############################################################
 # ks-mp4 (ks-tools) - Convert video to MP4 format             #
-# Date: 19-02-2023                                            #
+# Date: 19-03-2023                                            #
 # Author: q3aql                                               #
 # Contact: q3aql@duck.com                                     #
 ###############################################################
 VERSION="8.5-dev"
-M_DATE="190223"
+M_DATE="190323"
 
 # Detect version ffmpeg for old releases
 ffmpeg_version=$(ffmpeg -version 2>&1 | grep version | head -1 | cut -d " " -f 3 | cut -d "." -f 1)
@@ -35,12 +35,12 @@ configFile=${configFolder}/ks-mp4
 # Basic parameters creating config file.
 rel_size="1280x534"
 vcodec="libx264"
-b_vcodec="2400k"
+b_vcodec="2200k"
 # Presets: ultrafast, superfast, veryfast, faster,
 #  fast, medium (default), slow, slower, veryslow
-v_preset="medium"
+v_preset="slow"
 acodec="aac"
-b_acodec="256k"
+b_acodec="192k"
 default_lang_audio="spa"
 default_lang_subt="spa"
 v_ext="mp4"