diff --git a/MdeModulePkg/Universal/Network/Ip4ConfigDxe/Ip4ConfigNv.c b/MdeModulePkg/Universal/Network/Ip4ConfigDxe/Ip4ConfigNv.c
index 1e8c64d8c7..b0aee5f436 100644
--- a/MdeModulePkg/Universal/Network/Ip4ConfigDxe/Ip4ConfigNv.c
+++ b/MdeModulePkg/Universal/Network/Ip4ConfigDxe/Ip4ConfigNv.c
@@ -852,7 +852,7 @@ Ip4ConfigDeviceInit (
   }
 
   //
-  // Append MAC string in the menu string and tile string
+  // Append MAC string in the menu help string and tile help string
   //
   Status = NetLibGetMacString (Instance->Controller, Instance->Image, &MacString);
   if (!EFI_ERROR (Status)) {
diff --git a/MdeModulePkg/Universal/Network/VlanConfigDxe/VlanConfigImpl.c b/MdeModulePkg/Universal/Network/VlanConfigDxe/VlanConfigImpl.c
index e9e98fa225..871199e7b9 100644
--- a/MdeModulePkg/Universal/Network/VlanConfigDxe/VlanConfigImpl.c
+++ b/MdeModulePkg/Universal/Network/VlanConfigDxe/VlanConfigImpl.c
@@ -527,7 +527,7 @@ InstallVlanConfigForm (
   PrivateData->HiiHandle = HiiHandle;
 
   //
-  // Update formset title
+  // Update formset title help string.
   //
   MacString = NULL;
   Status = NetLibGetMacString (PrivateData->ControllerHandle, PrivateData->ImageHandle, &MacString);
@@ -547,7 +547,7 @@ InstallVlanConfigForm (
     );
 
   //
-  // Update form title
+  // Update form title help string.
   //
   HiiSetString (
     HiiHandle,