The device will added as Air Purifier in Home app as the release of i…

…OS 11.

README.md

@@ -1,13 +1,17 @@
 # homebridge-mi-air-purifier
 
-This is Xiaomi Mi Air Purifier plugin for [Homebridge](https://github.com/nfarina/homebridge). Since Apple Homekit is not supporting air purifier device yet, this plugin will add the air purifier as **Fan** and **Air Quality Sensor** to your Home app.
+This is Xiaomi Mi Air Purifier plugin for [Homebridge](https://github.com/nfarina/homebridge). This plugin will add the air purifier and **Air Quality Sensor** to your Home app. This version is working with iOS 11 to add the device as air purifier in Home app.
 
 ![mi-air-purifier](https://cloud.githubusercontent.com/assets/73107/26249685/1d0ae78c-3cda-11e7-8b64-71e8d4323a3e.jpg)
 
 ### Features
 
 * Switch on / off.
 
+* Switch auto / manual mode.
+
+* Turn parental mode on / off.
+
 * Control modes:
 
   - `Idle / Off`: Lift fan speed to 0% from Home app.
@@ -48,13 +52,47 @@ This is Xiaomi Mi Air Purifier plugin for [Homebridge](https://github.com/nfarin
 
    ​
 
-2. Add following accessory to the `config.json`.
+2. Make sure your Homebridge server is same network with your air purifier, then run following command to discover the token.
+
+   ```
+   miio --discover --sync
+   ```
+
+
+
+3. You may need to wait few minutes until you get the response similar to below:
+
+   ```
+   Device ID: 49466088
+   Model info: Unknown
+   Address: 192.168.1.8
+   Token: 6f7a65786550386c700a6b526666744d via auto-token
+   Support: Unknown
+   ```
+
+   ​
+
+4. Record down the `Address` and `Token` values as we need it in our configuration file later.
+
+5. If you are getting `??????????????` for your token value, please reset your device and connect your Homebridge server directly to the access point advertised by the device.
+
+6. Then run the command again.
+
+   ```
+   miio --discover --sync
+   ```
+
+   ​
+
+7. Add following accessory to the `config.json`.
 
    ```
      "accessories": [
        {
          "accessory": "MiAirPurifier",
          "name": "Air Purifier",
+         "ip": "ADDRESS_OF_THE_AIR_PURIFIER",
+         "token": "TOKEN_FROM_STEP_3".
          "showTemperature": true,
          "showHumidity": true,
          "showAirQuality": true
@@ -66,7 +104,7 @@ This is Xiaomi Mi Air Purifier plugin for [Homebridge](https://github.com/nfarin
 
    ​
 
-3. Restart Homebridge, and your Mi air purifier will be discovered automatically.
+8. Restart Homebridge, and your Mi air purifier will be added to Home app.