diff --git a/board/releasetools.mk b/board/releasetools.mk
deleted file mode 100644
index d615080..0000000
--- a/board/releasetools.mk
+++ /dev/null
@@ -1,2 +0,0 @@
-# Releasetools
-TARGET_RELEASETOOLS_EXTENSIONS := device/xiaomi/land
diff --git a/configs/check_features.sh b/configs/check_features.sh
deleted file mode 100755
index 3733e9f..0000000
--- a/configs/check_features.sh
+++ /dev/null
@@ -1,26 +0,0 @@
-#!/sbin/sh
-board_id="";
-for e in $(cat /proc/cmdline);
-do
-    tmp=$(echo $e | grep "board_id" > /dev/null);
-    if [ "0" == "$?" ]; then
-        board_id=$(echo $e |cut -d":" -f0 |cut -d"=" -f2);
-    fi
-done
-
-if [ "$board_id" = "S88537AC1" ]; | [ "$board_id" = "S88537EC1"]; then
-    # Redmi 3S Don't have FP
-    rm /system/bin/fingerprintd
-    rm /system/bin/gx_fpcmd
-    rm /system/bin/gx_fpd
-    rm /system/etc/permissions/android.hardware.fingerprint.xml
-    rm /system/lib/hw/fingerprint.msm8937.so
-    rm /system/lib/libcom_fingerprints_service.so
-    rm /system/lib64/hw/fingerprint.msm8937.so
-    rm /system/lib64/hw/fingerprint.goodix.so
-    rm /system/lib64/hw/gxfingerprint.default.so
-    rm /system/lib64/libcom_fingerprints_service.so
-    rm /system/lib64/libfp_client.so
-    rm /system/lib64/libfpservice.so
-    rm /system/lib64/libfpnav.so
-fi
diff --git a/product/fingerprint.mk b/product/fingerprint.mk
index f90a5be..cc3aa99 100644
--- a/product/fingerprint.mk
+++ b/product/fingerprint.mk
@@ -5,7 +5,3 @@ PRODUCT_PACKAGES += \
 # Permissions
 PRODUCT_COPY_FILES += \
     frameworks/native/data/etc/android.hardware.fingerprint.xml:system/etc/permissions/android.hardware.fingerprint.xml
-
-# Non-fp patch
-PRODUCT_COPY_FILES += \
-    $(LOCAL_PATH)/configs/check_features.sh:install/bin/check_features.sh
diff --git a/releasetools.py b/releasetools.py
deleted file mode 100755
index 29dc7a7..0000000
--- a/releasetools.py
+++ /dev/null
@@ -1,27 +0,0 @@
-# Copyright (C) 2016 The CyanogenMod Project
-# Copyright (C) 2017 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.
-
-
-def IncrementalOTA_InstallEnd(info):
-  ReplaceDeviceConfig(info)
-
-def FullOTA_InstallEnd(info):
-  ReplaceDeviceConfig(info)
-
-def ReplaceDeviceConfig(info):
-  info.script.Mount("/system")
-  info.script.AppendExtra('ui_print("Checking FP support");')
-  info.script.AppendExtra('run_program("/sbin/sh", "/tmp/install/bin/check_features.sh");')
-  info.script.Unmount("/system")