diff --git a/runtime/main/extend/systemplugin/napi/light.js b/runtime/main/extend/systemplugin/napi/light.js
deleted file mode 100644
index 221ff2201f5066a00e2929ff607fe8b31a84e6ad..0000000000000000000000000000000000000000
--- 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