From 6db41b985cb625cd1c8520b4e5f12e3d74627fcd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Emre=20=C5=9EURK?= <emre.surk@gmail.com>
Date: Thu, 2 May 2019 11:35:08 +0300
Subject: [PATCH] Added XCode Sanbox advise.

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 README.md | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/README.md b/README.md
index 7369673..ca6d620 100644
--- a/README.md
+++ b/README.md
@@ -21,6 +21,11 @@ I gave a talk on this library and one of its examples SwiftSerialIM. Click on th
 
 You should have Xcode 8 installed with the command line tools.
 
+To develop app with XCode, enable the App Sandbox capability in Xcode, and under Hardware, select USB. (Mac Apps are sandboxed and you need the USB entitlement.)
+<img src="https://user-images.githubusercontent.com/5688874/55690960-6ff8fb00-5998-11e9-9df6-7e3ebe50e19a.png" alt="Swift 3.0">
+
+
+
 ## Linux System Preparation
 
 Before using this library, I assume you already have Ubuntu installed and fully updated on your system or single-board computer. To get Ubuntu installed on the Raspberry Pi, use this [link](https://wiki.ubuntu.com/ARM/RaspberryPi).