diff --git a/editor/common/keymap_editor.js b/editor/common/keymap_editor.js
index 1973880c..1de4f11f 100644
--- a/editor/common/keymap_editor.js
+++ b/editor/common/keymap_editor.js
@@ -281,7 +281,7 @@ function source_output(keymaps) {
     var output = '';
     // fn actions
     output += "/*\n";
-    output += " * Keymap for " + KEYBOARD_ID + "\n";;
+    output += " * Keymap for " + KEYBOARD_DESC + "\n";;
     output += " *   generated by tmk keymap editor\n";
     output += " */\n";
     output += "#include <stdint.h>\n";
@@ -526,8 +526,8 @@ var keycodes = [
     {id: 'WSTP',                        name: 'Web Stop',                    desc: 'WWW Stop'},
     {id: 'WREF',                        name: 'Web Refresh',                 desc: 'WWW Refresh'},
     {id: 'WFAV',                        name: 'Web Favorites',               desc: 'WWW Favorites'},
-    {id: 'RESERVED-187',                name: 'RESERVED-187',                desc: 'RESERVED-187'},
-    {id: 'RESERVED-188',                name: 'RESERVED-188',                desc: 'RESERVED-188'},
+    {id: 'MFFD',                        name: 'Fast Forward',                desc: 'Media Fast Forward(Mac)'},
+    {id: 'MRWD',                        name: 'Rewind',                      desc: 'Media Rewind(Mac)'},
     {id: 'RESERVED-189',                name: 'RESERVED-189',                desc: 'RESERVED-189'},
     {id: 'RESERVED-190',                name: 'RESERVED-190',                desc: 'RESERVED-190'},
     {id: 'RESERVED-191',                name: 'RESERVED-191',                desc: 'RESERVED-191'},
diff --git a/editor/m0110/m0110.html b/editor/m0110/m0110.html
index d2cf6f77..afa64fd4 100644
--- a/editor/m0110/m0110.html
+++ b/editor/m0110/m0110.html
@@ -143,12 +143,13 @@
     <div class="key spc100"></div>
     <div id="key-a2" class="key btn200" tabindex="9"></div>
     <div id="key-81" class="key" tabindex="9"></div>
-    <div id="key-nc94" class="key-nc"></div>
+    <div id="key-nc94" class="key-nc">*3</div>
     </div>
 
     </div>
     <p>*1: identical to Left Shift key</p>
     <p>*2: identical to Left Alt(Opt) key</p>
+    <p>*3: not existent</p>
 </div>
 
 
@@ -418,6 +419,8 @@
         <button class="action" id="code-174"></button>
         <button class="action" id="code-175"></button>
         <button class="action" id="code-176"></button>
+        <button class="action" id="code-187"></button>
+        <button class="action" id="code-188"></button>
         <br>
 
         Application:<br>
@@ -437,8 +440,6 @@
         <br>
 
         <!--
-        <button class="action" id="code-187"></button>
-        <button class="action" id="code-188"></button>
         <button class="action" id="code-189"></button>
         <button class="action" id="code-190"></button>
         <button class="action" id="code-191"></button>
diff --git a/editor/m0110/m0110a.html b/editor/m0110/m0110a.html
index 50d2b253..9cc76f19 100644
--- a/editor/m0110/m0110a.html
+++ b/editor/m0110/m0110a.html
@@ -144,7 +144,7 @@
     <div class="key spc100"></div>
     <div id="key-a2" class="key btn200" tabindex="9"></div>
     <div id="key-81" class="key" tabindex="9"></div>
-    <div id="key-nc94" class="key-nc"></div>
+    <div id="key-nc94" class="key-nc">*2</div>
     </div>
 
     </div>
@@ -419,6 +419,8 @@
         <button class="action" id="code-174"></button>
         <button class="action" id="code-175"></button>
         <button class="action" id="code-176"></button>
+        <button class="action" id="code-187"></button>
+        <button class="action" id="code-188"></button>
         <br>
 
         Application:<br>
@@ -438,8 +440,6 @@
         <br>
 
         <!--
-        <button class="action" id="code-187"></button>
-        <button class="action" id="code-188"></button>
         <button class="action" id="code-189"></button>
         <button class="action" id="code-190"></button>
         <button class="action" id="code-191"></button>