Can anyone tell me how to fetch the device Id for above api 21 .. i want to fetch both the device id if its dual sim ??
Currently I am using below code
public static String getImeiNumber(Context context) {
    try {
        if (context != null) {
            TelephonyManager telephonyManager = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
            if (telephonyManager != null) {
                Log.d(TAG, "Device ID" + telephonyManager.getDeviceId());
                return telephonyManager.getDeviceId();
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return null;
}
and also above marshmallow how can i get the device ID WITH DUAL SIM ???
