asio bit difference message

src/spice2x/launcher/options.cpp

@@ -889,7 +889,7 @@ static const std::vector<OptionDefinition> OPTION_DEFINITIONS = {
         .display_name = "sdvxasio",
         .aliases= "sdvxasio",
         .desc = "ASIO driver name to use, replacing XONAR SOUND CARD(64). "
-            "String should match registry key under HLKM\\SOFTWARE\\ASIO\\ \n\n"
+            "String should match registry key under HKLM\\SOFTWARE\\ASIO\\ \n\n"
             "SDVX is EXTREMELY picky about ASIO devices it can support!",
         .type = OptionType::Text,
         .game_name = "Sound Voltex",

src/spice2x/overlay/windows/config.cpp

@@ -2948,6 +2948,17 @@ namespace overlay::windows {
                 asio_driver_list = std::make_unique<AsioDriverList>();
             }
 
+            ImGui::TextUnformatted("If your ASIO driver is not shown here, close this");
+            ImGui::TextUnformatted("popup and enter the driver name manually.");
+            ImGui::SameLine();
+            ImGui::HelpMarker(
+                "This list is populated by scanning the registry for ASIO drivers.\n\n"
+                "If your driver is not showing up, it may be because it is not properly registered in the system.\n\n"
+                "For 64-bit games, check in HKLM\\SOFTWARE\\ASIO\\.\n\n"
+                "For 32-bit games on 64-bit Windows, check in HKLM\\SOFTWARE\\WOW6432Node\\ASIO\\.\n\n"
+                "spicecfg runs in 32-bit, so it may not see 64-bit-only drivers.");
+
+            ImGui::TextUnformatted("");
             if (asio_driver_list->driver_list.empty()) {
                 ImGui::TextUnformatted("No ASIO drivers found.");
             } else {