diff --git a/OptiScaler/Config.cpp b/OptiScaler/Config.cpp
index 12d173aa..2d7e769a 100644
--- a/OptiScaler/Config.cpp
+++ b/OptiScaler/Config.cpp
@@ -764,7 +764,8 @@ bool Config::SaveIni()
                      GetBoolValue(Instance()->FsrUseMaskForTransparency.value_for_config()).c_str());
         ini.SetValue("FSR", "DlssReactiveMaskBias",
                      GetFloatValue(Instance()->DlssReactiveMaskBias.value_for_config()).c_str());
-        ini.SetValue("FSR", "Fsr4Update", GetBoolValue(Instance()->Fsr4Update.value_for_config()).c_str());
+        ini.SetValue("FSR", "Fsr4Update",
+                     GetBoolValue(Instance()->Fsr4Update.value_for_config_ignore_default()).c_str());
         ini.SetValue("FSR", "Fsr4Model", GetIntValue(Instance()->Fsr4Model.value_for_config()).c_str());
         ini.SetValue("FSR", "FsrNonLinearColorSpace",
                      GetBoolValue(Instance()->FsrNonLinearColorSpace.value_for_config()).c_str());
diff --git a/OptiScaler/Config.h b/OptiScaler/Config.h
index 40d6d76a..f5b7e75a 100644
--- a/OptiScaler/Config.h
+++ b/OptiScaler/Config.h
@@ -121,6 +121,18 @@ template <class T, HasDefaultValue defaultState = WithDefault> class CustomOptio
         return this->value();
     }
 
+    constexpr std::optional<T> value_for_config_ignore_default()
+        requires(defaultState == WithDefault)
+    {
+        if (_volatile)
+            return _configIni;
+
+        if (this->has_value())
+            return this->value();
+
+        return std::nullopt;
+    }
+
     constexpr std::optional<T> value_for_config()
         requires(defaultState != WithDefault)
     {
diff --git a/OptiScaler/hooks/Kernel_Hooks.h b/OptiScaler/hooks/Kernel_Hooks.h
index 1a94278a..bc009109 100644
--- a/OptiScaler/hooks/Kernel_Hooks.h
+++ b/OptiScaler/hooks/Kernel_Hooks.h
@@ -139,7 +139,7 @@ class KernelHooks
         // FSR 4 Init in case of missing amdxc64.dll
         // 2nd check is amdxcffx64.dll trying to queue amdxc64 but amdxc64 not being loaded
         if (lpProcName != nullptr && (hModule == amdxc64Mark || hModule == nullptr) &&
-            lstrcmpA(lpProcName, "AmdExtD3DCreateInterface") == 0 && Config::Instance()->Fsr4Update.value_for_config())
+            lstrcmpA(lpProcName, "AmdExtD3DCreateInterface") == 0 && Config::Instance()->Fsr4Update.value_or_default())
         {
             return (FARPROC) &hkAmdExtD3DCreateInterface;
         }