diff --git a/README.md b/README.md
index 75d85d8..251fcf6 100644
--- a/README.md
+++ b/README.md
@@ -1,14 +1,22 @@
 # ndi-python
 NewTek NDI Python wrapper
 
-## Setup
-### Windows, Mac
-Donwload and install NDI SDK.  
-https://ndi.tv/sdk/
+## Installation
+ndi-python is support pypi package now. https://pypi.org/project/ndi-python/  
+So you can install it using pip if it is a supported environment.  
+```
+pip install ndi-python
+```
+The supported environment is as follows.  
+- Windows x64 Python(3.7-3.10)
+- macOS x64 >=10.12 Python(3.7-3.10)
+- Linux x64 Python(3.7-3.10)
+
+## Setup Avahi
+Linux requires Avahi to search for NDI sources.  
+Please install according to your environment.  
 
 ### Ubuntu
-Donwload and install NDI SDK.  
-https://ndi.tv/sdk/
 ```
 sudo apt install avahi-daemon
 sudo systemctl enable --now avahi-daemon
@@ -16,11 +24,57 @@ sudo systemctl enable --now avahi-daemon
 
 ### Arch Linux
 ```
-yay -S avahi ndi-sdk
+sudo pacman -S avahi
 sudo systemctl enable --now avahi-daemon
 ```
 
+## Run examples
+I've ported some examples to python.  
+You can try it by running the ndi-python examples.  
+```
+git clone --recursive https://github.com/buresu/ndi-python.git
+cd ndi-python/example
+pip install -r requirements.txt
+python find.py
+```
+
+## Development
+
+### Install NDI SDK
+NDI SDK is required for development.  
+You should install according to your environment.  
+
+### Windows, Mac, Ubuntu
+Donwload and install NDI SDK.  
+https://ndi.tv/sdk/
+
+### Arch Linux
+```
+yay -S ndi-sdk
+```
+
 ## Build
+### Build with setup.py
+```
+git clone --recursive https://github.com/buresu/ndi-python.git
+cd ndi-python
+python setup.py build
+```
+For ubuntu you need to set the SDK directory in NDI_SDK_DIR as cmake options.  
+```
+env CMAKE_ARGS="-DNDI_SDK_DIR=/path/to/ndisdk" python setup.py build
+```
+You can also specify the python version.  
+```
+env CMAKE_ARGS="-DNDI_SDK_DIR=/path/to/ndisdk -DPYBIND11_PYTHON_VERSION=3.8" python3.8 setup.py build
+```
+
+### Build for Python package
+```
+python setup.py bdist_wheel
+```
+
+### Build only CMake
 ```
 git clone --recursive https://github.com/buresu/ndi-python.git
 cd /path/to/build
@@ -34,9 +88,7 @@ And build as follows.
 cmake /path/to/project -DNDI_SDK_DIR=/path/to/ndisdk
 cmake --build /path/to/build --config Release
 ```
-
 After build copy ndi-python binary and NDI binary to execute directory.  
-Enjoy!  
 
 ## License
 ndi-python is MIT License