diff --git a/dom/events/KeyNameList.h b/dom/events/KeyNameList.h
index 8ee70ef99462..91239e1a0cff 100644
--- a/dom/events/KeyNameList.h
+++ b/dom/events/KeyNameList.h
@@ -206,20 +206,20 @@ DEFINE_KEYNAME_WITH_SAME_NAME(F35)
 /******************************************************************************
  * Multimedia Keys
  *****************************************************************************/
-// DEFINE_KEYNAME_WITH_SAME_NAME(Close)
-// DEFINE_KEYNAME_WITH_SAME_NAME(MailForward)
-// DEFINE_KEYNAME_WITH_SAME_NAME(MailReply)
-// DEFINE_KEYNAME_WITH_SAME_NAME(MailSend)
+DEFINE_KEYNAME_WITH_SAME_NAME(Close)
+DEFINE_KEYNAME_WITH_SAME_NAME(MailForward)
+DEFINE_KEYNAME_WITH_SAME_NAME(MailReply)
+DEFINE_KEYNAME_WITH_SAME_NAME(MailSend)
 DEFINE_KEYNAME_WITH_SAME_NAME(MediaPlayPause)
 DEFINE_KEYNAME_WITH_SAME_NAME(MediaSelect)
 DEFINE_KEYNAME_WITH_SAME_NAME(MediaStop)
 DEFINE_KEYNAME_WITH_SAME_NAME(MediaTrackNext)
 DEFINE_KEYNAME_WITH_SAME_NAME(MediaTrackPrevious)
-// DEFINE_KEYNAME_WITH_SAME_NAME(New)
-// DEFINE_KEYNAME_WITH_SAME_NAME(Open)
-// DEFINE_KEYNAME_WITH_SAME_NAME(Print)
-// DEFINE_KEYNAME_WITH_SAME_NAME(Save)
-// DEFINE_KEYNAME_WITH_SAME_NAME(SpellCheck)
+DEFINE_KEYNAME_WITH_SAME_NAME(New)
+DEFINE_KEYNAME_WITH_SAME_NAME(Open)
+DEFINE_KEYNAME_WITH_SAME_NAME(Print)
+DEFINE_KEYNAME_WITH_SAME_NAME(Save)
+DEFINE_KEYNAME_WITH_SAME_NAME(SpellCheck)
 DEFINE_KEYNAME_WITH_SAME_NAME(VolumeDown)
 DEFINE_KEYNAME_WITH_SAME_NAME(VolumeUp)
 DEFINE_KEYNAME_WITH_SAME_NAME(VolumeMute)
diff --git a/widget/NativeKeyToDOMKeyName.h b/widget/NativeKeyToDOMKeyName.h
index 9de063be8f23..c08d7152e792 100644
--- a/widget/NativeKeyToDOMKeyName.h
+++ b/widget/NativeKeyToDOMKeyName.h
@@ -861,6 +861,24 @@ KEY_MAP_QT      (F35, Qt::Key_F35)
 /******************************************************************************
  * Multimedia Keys
  ******************************************************************************/
+// Close
+// NOTE: This is not a key to close disk tray, this is a key to close document
+//       or window.
+KEY_MAP_GTK     (Close, GDK_Close)
+KEY_MAP_QT      (Close, Qt::Key_Close)
+
+// MailForward
+KEY_MAP_GTK     (MailForward, GDK_MailForward)
+KEY_MAP_QT      (MailForward, Qt::Key_MailForward)
+
+// MailReply
+KEY_MAP_GTK     (MailReply, GDK_Reply)
+KEY_MAP_QT      (MailReply, Qt::Key_Reply)
+
+// MailSend
+KEY_MAP_GTK     (MailSend, GDK_Send)
+KEY_MAP_QT      (MailSend, Qt::Key_Send)
+
 // MediaPlayPause
 KEY_MAP_WIN     (MediaPlayPause, VK_MEDIA_PLAY_PAUSE)
 KEY_MAP_QT      (MediaPlayPause, Qt::Key_MediaTogglePlayPause)
@@ -888,6 +906,23 @@ KEY_MAP_GTK     (MediaTrackPrevious, GDK_AudioPrev)
 KEY_MAP_QT      (MediaTrackPrevious, Qt::Key_MediaPrevious)
 KEY_MAP_ANDROID (MediaTrackPrevious, AKEYCODE_MEDIA_PREVIOUS)
 
+// New
+KEY_MAP_GTK     (New, GDK_New)
+
+// Open
+KEY_MAP_GTK     (Open, GDK_Open)
+
+// Print
+KEY_MAP_QT      (Print, Qt::Key_Printer)
+
+// Save
+KEY_MAP_GTK     (Save, GDK_Save)
+KEY_MAP_QT      (Save, Qt::Key_Save)
+
+// SpellCheck
+KEY_MAP_GTK     (SpellCheck, GDK_Spell)
+KEY_MAP_QT      (SpellCheck, Qt::Key_Spell)
+
 // VolumeDown
 KEY_MAP_WIN     (VolumeDown, VK_VOLUME_DOWN)
 KEY_MAP_COCOA   (VolumeDown, kVK_VolumeDown)
diff --git a/widget/qt/nsQtKeyUtils.cpp b/widget/qt/nsQtKeyUtils.cpp
index ed64e6c30b79..fbcf7c5bbd8a 100644
--- a/widget/qt/nsQtKeyUtils.cpp
+++ b/widget/qt/nsQtKeyUtils.cpp
@@ -402,7 +402,6 @@ QtKeyCodeToDOMKeyNameIndex(int aKeysym)
         case Qt::Key_Book:
         case Qt::Key_ToDoList:
         case Qt::Key_ClearGrab:
-        case Qt::Key_Close:
         case Qt::Key_Display:
         case Qt::Key_DOS:
         case Qt::Key_Documents:
@@ -418,13 +417,9 @@ QtKeyCodeToDOMKeyNameIndex(int aKeysym)
         case Qt::Key_OfficeHome:
         case Qt::Key_Option:
         case Qt::Key_Phone:
-        case Qt::Key_Reply:
         case Qt::Key_RotateWindows:
         case Qt::Key_RotationPB:
         case Qt::Key_RotationKB:
-        case Qt::Key_Save:
-        case Qt::Key_Send:
-        case Qt::Key_Spell:
         case Qt::Key_SplitScreen:
         case Qt::Key_Support:
         case Qt::Key_TaskPane:
@@ -434,7 +429,6 @@ QtKeyCodeToDOMKeyNameIndex(int aKeysym)
         case Qt::Key_Xfer:
         case Qt::Key_Away:
         case Qt::Key_Messenger:
-        case Qt::Key_MailForward:
         case Qt::Key_Pictures:
         case Qt::Key_Battery:
         case Qt::Key_Bluetooth:
@@ -464,7 +458,6 @@ QtKeyCodeToDOMKeyNameIndex(int aKeysym)
         case Qt::Key_ToggleCallHangup:
         case Qt::Key_VoiceDial:
         case Qt::Key_LastNumberRedial:
-        case Qt::Key_Printer:
         default:
             return KEY_NAME_INDEX_Unidentified;
     }