diff --git a/configs/manifest.xml b/configs/manifest.xml
index 857d2c7..51ee4ec 100644
--- a/configs/manifest.xml
+++ b/configs/manifest.xml
@@ -307,17 +307,12 @@
             <name>IDisplayColorCalibration</name>
             <instance>default</instance>
         </interface>
-        <interface>
-            <name>IDisplayModes</name>
-            <instance>default</instance>
-        </interface>
         <interface>
             <name>ISunlightEnhancement</name>
             <instance>default</instance>
         </interface>
         <fqname>@2.0::IAdaptiveBacklight/default</fqname>
         <fqname>@2.0::IDisplayColorCalibration/default</fqname>
-        <fqname>@2.0::IDisplayModes/default</fqname>
         <fqname>@2.0::ISunlightEnhancement/default</fqname>
     </hal>
     <hal format="hidl" override="true">
diff --git a/livedisplay/Android.bp b/livedisplay/Android.bp
index 88bcafa..2d718c0 100644
--- a/livedisplay/Android.bp
+++ b/livedisplay/Android.bp
@@ -19,7 +19,6 @@ cc_binary {
     relative_install_path: "hw",
     srcs: [
         "AdaptiveBacklight.cpp",
-        "DisplayModes.cpp",
         "SunlightEnhancement.cpp",
         "DisplayColorCalibration.cpp",
         "service.cpp",
diff --git a/livedisplay/DisplayModes.cpp b/livedisplay/DisplayModes.cpp
deleted file mode 100644
index 12af3dc..0000000
--- a/livedisplay/DisplayModes.cpp
+++ /dev/null
@@ -1,139 +0,0 @@
-/*
- * Copyright (C) 2019 The LineageOS Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "DisplayModesService"
-
-#include "DisplayModes.h"
-#include <android-base/logging.h>
-#include <fstream>
-
-namespace vendor {
-namespace lineage {
-namespace livedisplay {
-namespace V2_0 {
-namespace samsung {
-
-static constexpr const char* kModePath = "/sys/class/mdnie/mdnie/mode";
-static constexpr const char* kModeMaxPath = "/sys/class/mdnie/mdnie/mode_max";
-#ifdef LIVES_IN_SYSTEM
-static constexpr const char* kDefaultPath = "/data/misc/display/.displaymodedefault";
-#else
-static constexpr const char* kDefaultPath = "/data/vendor/display/.displaymodedefault";
-#endif
-
-const std::map<int32_t, std::string> DisplayModes::kModeMap = {
-    // clang-format off
-    {0, "Dynamic"},
-    {1, "Standard"},
-    {2, "Natural"},
-    {3, "Cinema"},
-    {4, "Adaptive"},
-    // clang-format on
-};
-
-DisplayModes::DisplayModes() : mDefaultModeId(4) {
-    std::ifstream defaultFile(kDefaultPath);
-    int value;
-
-    defaultFile >> value;
-    LOG(DEBUG) << "Default file read result " << value << " fail " << defaultFile.fail();
-    if (defaultFile.fail()) {
-        return;
-    }
-
-    for (const auto& entry : kModeMap) {
-        if (value == entry.first) {
-            mDefaultModeId = entry.first;
-            break;
-        }
-    }
-
-    setDisplayMode(mDefaultModeId, false);
-}
-
-bool DisplayModes::isSupported() {
-    std::ofstream modeFile(kModePath);
-    return modeFile.good();
-}
-
-// Methods from ::vendor::lineage::livedisplay::V2_0::IDisplayModes follow.
-Return<void> DisplayModes::getDisplayModes(getDisplayModes_cb resultCb) {
-    std::ifstream maxModeFile(kModeMaxPath);
-    int value;
-    std::vector<DisplayMode> modes;
-    if (!maxModeFile.fail()) {
-        maxModeFile >> value;
-    } else {
-        value = kModeMap.size();
-    }
-    for (const auto& entry : kModeMap) {
-        if (entry.first < value) modes.push_back({entry.first, entry.second});
-    }
-    resultCb(modes);
-    return Void();
-}
-
-Return<void> DisplayModes::getCurrentDisplayMode(getCurrentDisplayMode_cb resultCb) {
-    int32_t currentModeId = mDefaultModeId;
-    std::ifstream modeFile(kModePath);
-    int value;
-    modeFile >> value;
-    if (!modeFile.fail()) {
-        for (const auto& entry : kModeMap) {
-            if (value == entry.first) {
-                currentModeId = entry.first;
-                break;
-            }
-        }
-    }
-    resultCb({currentModeId, kModeMap.at(currentModeId)});
-    return Void();
-}
-
-Return<void> DisplayModes::getDefaultDisplayMode(getDefaultDisplayMode_cb resultCb) {
-    resultCb({mDefaultModeId, kModeMap.at(mDefaultModeId)});
-    return Void();
-}
-
-Return<bool> DisplayModes::setDisplayMode(int32_t modeID, bool makeDefault) {
-    const auto iter = kModeMap.find(modeID);
-    if (iter == kModeMap.end()) {
-        return false;
-    }
-    std::ofstream modeFile(kModePath);
-    modeFile << iter->first;
-    if (modeFile.fail()) {
-        return false;
-    }
-
-    if (makeDefault) {
-        std::ofstream defaultFile(kDefaultPath);
-        defaultFile << iter->first;
-        if (defaultFile.fail()) {
-            return false;
-        }
-        mDefaultModeId = iter->first;
-    }
-    return true;
-}
-
-// Methods from ::android::hidl::base::V1_0::IBase follow.
-
-}  // namespace samsung
-}  // namespace V2_0
-}  // namespace livedisplay
-}  // namespace lineage
-}  // namespace vendor
diff --git a/livedisplay/DisplayModes.h b/livedisplay/DisplayModes.h
deleted file mode 100644
index 149edf3..0000000
--- a/livedisplay/DisplayModes.h
+++ /dev/null
@@ -1,61 +0,0 @@
-/*
- * Copyright (C) 2019 The LineageOS Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef VENDOR_LINEAGE_LIVEDISPLAY_V2_0_DISPLAYMODES_H
-#define VENDOR_LINEAGE_LIVEDISPLAY_V2_0_DISPLAYMODES_H
-
-#include <hidl/MQDescriptor.h>
-#include <hidl/Status.h>
-#include <vendor/lineage/livedisplay/2.0/IDisplayModes.h>
-
-namespace vendor {
-namespace lineage {
-namespace livedisplay {
-namespace V2_0 {
-namespace samsung {
-
-using ::android::hardware::hidl_array;
-using ::android::hardware::hidl_memory;
-using ::android::hardware::hidl_string;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::Return;
-using ::android::hardware::Void;
-using ::android::sp;
-
-class DisplayModes : public IDisplayModes {
-  public:
-    DisplayModes();
-    bool isSupported();
-
-    // Methods from ::vendor::lineage::livedisplay::V2_0::IDisplayModes follow.
-    Return<void> getDisplayModes(getDisplayModes_cb resultCb) override;
-    Return<void> getCurrentDisplayMode(getCurrentDisplayMode_cb resultCb) override;
-    Return<void> getDefaultDisplayMode(getDefaultDisplayMode_cb resultCb) override;
-    Return<bool> setDisplayMode(int32_t modeID, bool makeDefault) override;
-
-    // Methods from ::android::hidl::base::V1_0::IBase follow.
-  private:
-    static const std::map<int32_t, std::string> kModeMap;
-    int32_t mDefaultModeId;
-};
-
-}  // namespace samsung
-}  // namespace V2_0
-}  // namespace livedisplay
-}  // namespace lineage
-}  // namespace vendor
-
-#endif  // VENDOR_LINEAGE_LIVEDISPLAY_V2_0_DISPLAYMODES_H
diff --git a/livedisplay/service.cpp b/livedisplay/service.cpp
index c1ee7bc..3649b9f 100644
--- a/livedisplay/service.cpp
+++ b/livedisplay/service.cpp
@@ -25,7 +25,6 @@
 #include <hidl/HidlTransportSupport.h>
 
 #include "AdaptiveBacklight.h"
-#include "DisplayModes.h"
 #include "SunlightEnhancement.h"
 #include "DisplayColorCalibration.h"
 
@@ -36,13 +35,11 @@ using android::status_t;
 using android::OK;
 
 using vendor::lineage::livedisplay::V2_0::samsung::AdaptiveBacklight;
-using vendor::lineage::livedisplay::V2_0::samsung::DisplayModes;
 using vendor::lineage::livedisplay::V2_0::samsung::SunlightEnhancement;
 using vendor::lineage::livedisplay::V2_0::samsung::DisplayColorCalibration;
 
 int main() {
     sp<AdaptiveBacklight> adaptiveBacklight;
-    sp<DisplayModes> displayModes;
     sp<SunlightEnhancement> sunlightEnhancement;
     sp<DisplayColorCalibration> displayColorCalibration;
     status_t status;
@@ -56,12 +53,6 @@ int main() {
         goto shutdown;
     }
 
-    displayModes = new DisplayModes();
-    if (displayModes == nullptr) {
-        LOG(ERROR) << "Can not create an instance of LiveDisplay HAL DisplayModes Iface, exiting.";
-        goto shutdown;
-    }
-
     sunlightEnhancement = new SunlightEnhancement();
     if (sunlightEnhancement == nullptr) {
         LOG(ERROR)
@@ -87,15 +78,6 @@ int main() {
         }
     }
 
-    if (displayModes->isSupported()) {
-        status = displayModes->registerAsService();
-        if (status != OK) {
-            LOG(ERROR) << "Could not register service for LiveDisplay HAL DisplayModes Iface ("
-                       << status << ")";
-            goto shutdown;
-        }
-    }
-
     if (sunlightEnhancement->isSupported()) {
         status = sunlightEnhancement->registerAsService();
         if (status != OK) {