diff --git a/runtime/main/extend/systemplugin/napi/index.js b/runtime/main/extend/systemplugin/napi/index.js
index e38f8109..8d5da916 100644
--- a/runtime/main/extend/systemplugin/napi/index.js
+++ b/runtime/main/extend/systemplugin/napi/index.js
@@ -26,7 +26,6 @@ import { mockDataAbility } from './dataAbility'
 import { mockStorage } from './storage'
 import { mockRdb } from './rdb'
 import { mockInputDevice } from './inputDevice'
-import { mockLight } from './light'
 import { mockVibrator } from './vibrator'
 import { mockSensor } from './sensor'
 
@@ -89,8 +88,6 @@ export function mockRequireNapiFun() {
         return mockDataAbility();
       case "multimodalInput.inputDevice":
         return mockInputDevice();
-      case "light":
-        return mockLight();
       case "vibrator":
         return mockVibrator();
       case "sensor":
diff --git a/runtime/main/extend/systemplugin/napi/light.js b/runtime/main/extend/systemplugin/napi/light.js
deleted file mode 100644
index 221ff220..00000000
--- a/runtime/main/extend/systemplugin/napi/light.js
+++ /dev/null
@@ -1,93 +0,0 @@
-import { paramMock } from "../utils"
-
-export function mockLight() {
-  const LightId = {
-    LIGHT_ID_LED: 0,
-    LIGHT_ID_KEYBOARD: 1,
-    LIGHT_ID_BUTTONS: 2,
-    LIGHT_ID_BELT: 3,
-    UNKNOWN: 4
-  }
-  const LightEffectId = {
-    LIGHT_ID_LED: "0",
-    LIGHT_ID_KEYBOARD: "1",
-    LIGHT_ID_BUTTONS: "2",
-    LIGHT_ID_BELT: "3",
-    UNKNOWN: "4"
-  }
-  const LightBrightness = {
-    redBrightness: "[PC preview] unknown redBrightness",
-    greenBrightness: "[PC preview] unknown greenBrightness",
-    blueBrightness: "[PC preview] unknown blueBrightness"
-  }
-  const LightEffect = {
-    lightBrightness: "[PC preview] unknown lightBrightness",
-    onDuration: "[PC preview] unknown onDuration",
-    offDuration: "[PC preview] unknown offDuration"
-  }
-  const light = {
-    turnOn: function (...args) {
-      console.warn("light.turnOn interface mocked in the Previewer. How this interface works on the" +
-        " Previewer may be different from that on a real device.")
-      const len = args.length
-      if (typeof args[len - 1] === 'function') {
-        args[len - 1].call(this, paramMock.businessErrorMock);
-      } else {
-        return new Promise((resolve) => {
-          resolve();
-        })
-      }
-    },
-    turnOff: function (...args) {
-      console.warn("light.turnOff interface mocked in the Previewer. How this interface works on the" +
-        " Previewer may be different from that on a real device.")
-      const len = args.length
-      if (typeof args[len - 1] === 'function') {
-        args[len - 1].call(this, paramMock.businessErrorMock);
-      } else {
-        return new Promise((resolve) => {
-          resolve();
-        })
-      }
-    },
-    getLightIdList: function (...args) {
-      console.warn("light.getLightIdList interface mocked in the Previewer. How this interface works on the" +
-        " Previewer may be different from that on a real device.")
-      var lightIdArray = new Array();
-      lightIdArray.push(paramMock.paramNumberMock);
-      const len = args.length
-      if (typeof args[len - 1] === 'function') {
-        args[len - 1].call(this, paramMock.businessErrorMock, lightIdArray);
-      } else {
-        return new Promise((resolve) => {
-          resolve(lightIdArray);
-        })
-      }
-    },
-    isSupport: function (...args) {
-      console.warn("light.isSupport interface mocked in the Previewer. How this interface works on the" +
-        " Previewer may be different from that on a real device.")
-      const len = args.length
-      if (typeof args[len - 1] === 'function') {
-        args[len - 1].call(this, paramMock.businessErrorMock, paramMock.paramBooleanMock);
-      } else {
-        return new Promise((resolve) => {
-          resolve(paramMock.paramBooleanMock);
-        })
-      }
-    },
-    isEffectSupport: function (...args) {
-      console.warn("light.isEffectSupport interface mocked in the Previewer. How this interface works on the" +
-        " Previewer may be different from that on a real device.")
-      const len = args.length
-      if (typeof args[len - 1] === 'function') {
-        args[len - 1].call(this, paramMock.businessErrorMock, paramMock.paramBooleanMock);
-      } else {
-        return new Promise((resolve) => {
-          resolve(paramMock.paramBooleanMock);
-        })
-      }
-    }
-  }
-  return light
-}
\ No newline at end of file
diff --git a/runtime/main/extend/systemplugin/napi/sensor.js b/runtime/main/extend/systemplugin/napi/sensor.js
index 73b2f4c6..88674e6c 100644
--- a/runtime/main/extend/systemplugin/napi/sensor.js
+++ b/runtime/main/extend/systemplugin/napi/sensor.js
@@ -1,3 +1,18 @@
+/*
+ * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * 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.
+ */
+
 import { paramMock } from "../utils"
 
 export function mockSensor() {
@@ -109,10 +124,6 @@ export function mockSensor() {
     longitude: "[PC preview] unknown longitude",
     altitude: "[PC preview] unknown altitude",
   }
-  const CoordinatesOptions = {
-    x: "[PC preview] unknown x",
-    y: "[PC preview] unknown y"
-  }
   const SensorType = {
     SENSOR_TYPE_ID_ACCELEROMETER: 1,
     SENSOR_TYPE_ID_GYROSCOPE: 2,
@@ -251,90 +262,6 @@ export function mockSensor() {
           resolve(GeomagneticResponse);
         })
       }
-    },
-    getAltitude: function (...args) {
-      console.warn("sensor.getAltitude interface mocked in the Previewer. How this interface works on the" +
-        " Previewer may be different from that on a real device.")
-      const len = args.length
-      if (typeof args[len - 1] === 'function') {
-        args[len - 1].call(this, paramMock.businessErrorMoc, paramMock.paramNumberMock);
-      } else {
-        return new Promise((resolve, reject) => {
-          resolve(paramMock.paramNumberMock);
-        })
-      }
-    },
-    getGeomagneticDip: function (...args) {
-      console.warn("sensor.getGeomagneticDip interface mocked in the Previewer. How this interface works on the" +
-        " Previewer may be different from that on a real device.")
-      const len = args.length
-      if (typeof args[len - 1] === 'function') {
-        args[len - 1].call(this, paramMock.businessErrorMoc, paramMock.paramNumberMock);
-      } else {
-        return new Promise((resolve, reject) => {
-          resolve(paramMock.paramNumberMock);
-        })
-      }
-    },
-    getAngleModifiy: function (...args) {
-      console.warn("sensor.getAngleModifiy interface mocked in the Previewer. How this interface works on the" +
-        " Previewer may be different from that on a real device.")
-      const len = args.length
-      if (typeof args[len - 1] === 'function') {
-        args[len - 1].call(this, paramMock.businessErrorMoc, paramMock.paramArrayMock);
-      } else {
-        return new Promise((resolve, reject) => {
-          resolve(paramMock.paramArrayMock);
-        })
-      }
-    },
-    createRotationMatrix: function (...args) {
-      console.warn("sensor.createRotationMatrix interface mocked in the Previewer. How this interface works on the" +
-        " Previewer may be different from that on a real device.")
-      const len = args.length
-      if (typeof args[len - 1] === 'function') {
-        args[len - 1].call(this, paramMock.businessErrorMoc, paramMock.paramArrayMock);
-      } else {
-        return new Promise((resolve, reject) => {
-          resolve(paramMock.paramArrayMock);
-        })
-      }
-    },
-    transformCoordinateSystem: function (...args) {
-      console.warn("sensor.transformCoordinateSystem interface mocked in the Previewer. How this interface works on the" +
-        " Previewer may be different from that on a real device.")
-      const len = args.length
-      if (typeof args[len - 1] === 'function') {
-        args[len - 1].call(this, paramMock.businessErrorMoc, paramMock.paramArrayMock);
-      } else {
-        return new Promise((resolve, reject) => {
-          resolve(paramMock.paramArrayMock);
-        })
-      }
-    },
-    createQuaternion: function (...args) {
-      console.warn("sensor.createQuaternion interface mocked in the Previewer. How this interface works on the" +
-        " Previewer may be different from that on a real device.")
-      const len = args.length
-      if (typeof args[len - 1] === 'function') {
-        args[len - 1].call(this, paramMock.businessErrorMoc, paramMock.paramArrayMock);
-      } else {
-        return new Promise((resolve, reject) => {
-          resolve(paramMock.paramArrayMock);
-        })
-      }
-    },
-    getDirection: function (...args) {
-      console.warn("sensor.getDirection interface mocked in the Previewer. How this interface works on the" +
-        " Previewer may be different from that on a real device.")
-      const len = args.length
-      if (typeof args[len - 1] === 'function') {
-        args[len - 1].call(this, paramMock.businessErrorMoc, paramMock.paramArrayMock);
-      } else {
-        return new Promise((resolve, reject) => {
-          resolve(paramMock.paramArrayMock);
-        })
-      }
     }
   }
   return sensor
diff --git a/runtime/main/extend/systemplugin/napi/vibrator.js b/runtime/main/extend/systemplugin/napi/vibrator.js
index d0eac90f..3968b60a 100644
--- a/runtime/main/extend/systemplugin/napi/vibrator.js
+++ b/runtime/main/extend/systemplugin/napi/vibrator.js
@@ -1,3 +1,18 @@
+/*
+ * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * 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.
+ */
+
 import { paramMock } from "../utils"
 
 export function mockVibrator() {