public static String getIMEIDeviceId(Context context) {

        String deviceId;

        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q)
        {
            deviceId = Settings.Secure.getString(context.getContentResolver(), Settings.Secure.ANDROID_ID);
        } else {
            final TelephonyManager mTelephony = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
                if (context.checkSelfPermission(Manifest.permission.READ_PHONE_STATE) != PackageManager.PERMISSION_GRANTED) {
                    return "";
                }
            }
            assert mTelephony != null;
            if (mTelephony.getDeviceId() != null)
            {
                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O)
                {
                    deviceId = mTelephony.getImei();
                }else {
                    deviceId = mTelephony.getDeviceId();
                }
            } else {
                deviceId = Settings.Secure.getString(context.getContentResolver(), Settings.Secure.ANDROID_ID);
            }
        }
        Log.d("deviceId", deviceId);
        return deviceId;
    }