diff --git a/src/core/framelesshelper_win.cpp b/src/core/framelesshelper_win.cpp
index fa1ca90..8cee0eb 100644
--- a/src/core/framelesshelper_win.cpp
+++ b/src/core/framelesshelper_win.cpp
@@ -86,9 +86,6 @@ void FramelessHelperWin::addWindow(QWindow *window)
     if (!(options & Option::DontTouchQtInternals)) {
         Utils::fixupQtInternals(winId);
     }
-    if (!(options & Option::DontTweakDpiAwarenessLevel)) {
-        Utils::tryToEnableHighestDpiAwarenessLevel(winId);
-    }
     Utils::updateInternalWindowFrameMargins(window, true);
     Utils::updateWindowFrameMargins(winId, false);
     if (!(options & Option::DontTouchWindowFrameBorderColor)) {
diff --git a/src/core/framelesshelpercore_global.h b/src/core/framelesshelpercore_global.h
index 81513e2..88b6ba7 100644
--- a/src/core/framelesshelpercore_global.h
+++ b/src/core/framelesshelpercore_global.h
@@ -113,6 +113,11 @@ Q_NAMESPACE_EXPORT(FRAMELESSHELPER_CORE_API)
 [[maybe_unused]] static constexpr const char kForceHideFrameBorderFlag[] = "FRAMELESSHELPER_FORCE_HIDE_FRAME_BORDER";
 [[maybe_unused]] static constexpr const char kForceShowFrameBorderFlag[] = "FRAMELESSHELPER_FORCE_SHOW_FRAME_BORDER";
 
+[[maybe_unused]] static const QString kConfigFileName = QStringLiteral(".framelesshelper.ini");
+[[maybe_unused]] static const QString kUsePureQtImplKeyPath = QStringLiteral("Options/UsePureQtImplementation");
+[[maybe_unused]] static const QString kForceHideFrameBorderKeyPath = QStringLiteral("Options/ForceHideFrameBorder");
+[[maybe_unused]] static const QString kForceShowFrameBorderKeyPath = QStringLiteral("Options/ForceShowFrameBorder");
+
 enum class Option : int
 {
     Default                               = 0x00000000, // Default placeholder, have no effect.
@@ -131,8 +136,7 @@ enum class Option : int
     NoDoubleClickMaximizeToggle           = 0x00001000, // Don't toggle the maximize state when double clicks the titlebar.
     DisableResizing                       = 0x00002000, // Disable resizing of the window.
     DisableDragging                       = 0x00004000, // Disable dragging through the titlebar of the window.
-    DontTouchCursorShape                  = 0x00008000, // Don't change the cursor shape while the mouse is hovering above the window.
-    DontTweakDpiAwarenessLevel            = 0x00010000  // Windows only, don't tweak the DPI awareness level of the window / process.
+    DontTouchCursorShape                  = 0x00008000  // Don't change the cursor shape while the mouse is hovering above the window.
 };
 Q_DECLARE_FLAGS(Options, Option)
 Q_FLAG_NS(Options)
diff --git a/src/core/framelesswindowsmanager.cpp b/src/core/framelesswindowsmanager.cpp
index 478f248..0b11c82 100644
--- a/src/core/framelesswindowsmanager.cpp
+++ b/src/core/framelesswindowsmanager.cpp
@@ -25,6 +25,8 @@
 #include "framelesswindowsmanager.h"
 #include "framelesswindowsmanager_p.h"
 #include <QtCore/qvariant.h>
+#include <QtCore/qsettings.h>
+#include <QtCore/qcoreapplication.h>
 #include <QtGui/qscreen.h>
 #include <QtGui/qwindow.h>
 #include "framelesshelper_qt.h"
@@ -59,7 +61,14 @@ FramelessWindowsManagerPrivate *FramelessWindowsManagerPrivate::get(FramelessWin
 bool FramelessWindowsManagerPrivate::usePureQtImplementation() const
 {
 #ifdef Q_OS_WINDOWS
-    static const bool result = (qEnvironmentVariableIntValue(kUsePureQtImplFlag) != 0);
+    static const bool result = []() -> bool {
+        if (qEnvironmentVariableIntValue(kUsePureQtImplFlag) != 0) {
+            return true;
+        }
+        const QString iniFilePath = QCoreApplication::applicationDirPath() + u'/' + kConfigFileName;
+        QSettings settings(iniFilePath, QSettings::IniFormat);
+        return settings.value(kUsePureQtImplKeyPath, false).toBool();
+    }();
 #else
     static constexpr const bool result = true;
 #endif
diff --git a/src/core/utils.h b/src/core/utils.h
index 2b39275..5470396 100644
--- a/src/core/utils.h
+++ b/src/core/utils.h
@@ -113,7 +113,6 @@ FRAMELESSHELPER_CORE_API void fixupQtInternals(const WId winId);
 FRAMELESSHELPER_CORE_API void installSystemMenuHook(const WId winId);
 FRAMELESSHELPER_CORE_API void uninstallSystemMenuHook(const WId winId);
 FRAMELESSHELPER_CORE_API void tryToBeCompatibleWithQtFramelessWindowHint(QWindow *window, const bool enable);
-FRAMELESSHELPER_CORE_API void tryToEnableHighestDpiAwarenessLevel(const WId winId);
 #endif // Q_OS_WINDOWS
 
 } // namespace Utils
diff --git a/src/core/utils_win.cpp b/src/core/utils_win.cpp
index fb59249..bbd298e 100644
--- a/src/core/utils_win.cpp
+++ b/src/core/utils_win.cpp
@@ -26,6 +26,7 @@
 #include <QtCore/qdebug.h>
 #include <QtCore/qmutex.h>
 #include <QtCore/qhash.h>
+#include <QtCore/qsettings.h>
 #include <QtGui/qguiapplication.h>
 #include <QtCore/private/qsystemlibrary_p.h>
 #if (QT_VERSION >= QT_VERSION_CHECK(5, 9, 0))
@@ -975,7 +976,18 @@ bool Utils::isWindowFrameBorderVisible()
         if (qEnvironmentVariableIntValue(kForceShowFrameBorderFlag) != 0) {
             return true;
         }
-        return (isWin10OrGreater() && !qEnvironmentVariableIsSet(kForceHideFrameBorderFlag));
+        if (qEnvironmentVariableIntValue(kForceHideFrameBorderFlag) != 0) {
+            return false;
+        }
+        const QString iniFilePath = QCoreApplication::applicationDirPath() + u'/' + kConfigFileName;
+        QSettings settings(iniFilePath, QSettings::IniFormat);
+        if (settings.value(kForceShowFrameBorderKeyPath, false).toBool()) {
+            return true;
+        }
+        if (settings.value(kForceHideFrameBorderKeyPath, false).toBool()) {
+            return false;
+        }
+        return isWin10OrGreater();
     }();
     return result;
 }
@@ -1080,12 +1092,4 @@ void Utils::tryToBeCompatibleWithQtFramelessWindowHint(QWindow *window, const bo
     triggerFrameChange(winId);
 }
 
-void Utils::tryToEnableHighestDpiAwarenessLevel(const WId winId)
-{
-    Q_ASSERT(winId);
-    if (!winId) {
-        return;
-    }
-}
-
 FRAMELESSHELPER_END_NAMESPACE