diff --git a/MdeModulePkg/Universal/SetupBrowserDxe/IfrParse.c b/MdeModulePkg/Universal/SetupBrowserDxe/IfrParse.c
index 953e3a5071..8e8607d4c0 100644
--- a/MdeModulePkg/Universal/SetupBrowserDxe/IfrParse.c
+++ b/MdeModulePkg/Universal/SetupBrowserDxe/IfrParse.c
@@ -715,6 +715,7 @@ InitializeRequestElement (
                Question->VarStoreInfo.VarOffset,
                Question->StorageWidth
                );
+    HiiToLower(RequestElement);
     Question->BlockName = AllocateCopyPool ((StrLen + 1) * sizeof (CHAR16), RequestElement);
   } else {
     StrLen = UnicodeSPrint (RequestElement, 30 * sizeof (CHAR16), L"&%s", Question->VariableName);
diff --git a/MdeModulePkg/Universal/SetupBrowserDxe/Setup.h b/MdeModulePkg/Universal/SetupBrowserDxe/Setup.h
index cfd81334d9..1238197535 100644
--- a/MdeModulePkg/Universal/SetupBrowserDxe/Setup.h
+++ b/MdeModulePkg/Universal/SetupBrowserDxe/Setup.h
@@ -1849,4 +1849,17 @@ ReconnectController (
   IN EFI_HANDLE   DriverHandle
   );
 
+/**
+  Converts the unicode character of the string from uppercase to lowercase.
+  This is a internal function.
+
+  @param ConfigString  String to be converted
+
+**/
+VOID
+EFIAPI
+HiiToLower (
+  IN EFI_STRING  ConfigString
+  );
+
 #endif