How to install Keypatch plugin for IDA 6.8 (step by step)

In this tutorial, i will show you how to install Keypatch plugin for IDA 6.8.
First, you need download 4 files : Windows - Core engine, Python module for Windows - Binaries , Visual C++ Redistributable Packages for Visual Studio 2013  (32bit or 64bit depend on your OS architecture) and Keypatch
Step 1. Install Visual C++ Redistributable Packages for Visual Studio 2013  and  Python module for Windows - Binaries 
Step 2. Extract Windows- Core engine and  Keypatch files, you will see keystone.dll file in keystone-0.9.1-win32 folder and keypatch.py in Keypatch folder.

Step 3. Copy keystone.dll to C:\Python27\Lib\site-packages\keystone
Step 4. Copy keypatch.py to your IDA plugins directory (ex: C:\Program Files\IDA 6.8\plugins on my PC)
Step 5. Restart IDA. Done.