diff --git a/README.md b/README.md
index f172e705..97f07392 100644
--- a/README.md
+++ b/README.md
@@ -39,11 +39,15 @@ You can see the sceenshoots below:
 You should have root privileges user to install or upgrade Websoft9, if you use no-root user you can `sudo su` for it
 
 ```
-wget https://websoft9.github.io/websoft9/install/install.sh && bash install.sh
+# install by default
+curl https://websoft9.github.io/websoft9/install/install.sh | bash
+
+
+# install Websoft9 development version and install path at /data/websoft9/source
+curl https://websoft9.github.io/websoft9/install/install.sh | bash --port 9000 --channel dev --path "/data/websoft9/source"
 ```
 After installation, access it by: **http://Internet IP:9000** and using **Linux user** for login
 
-
 # Contributing
 
 Follow the [contributing guidelines](CONTRIBUTING.md) if you want to propose a change in the Websoft9 core. For more information about participating in the community and contributing to the Websoft9 project, see [this page](https://support.websoft9.com/docs/community/contributing).
@@ -54,4 +58,4 @@ Follow the [contributing guidelines](CONTRIBUTING.md) if you want to propose a c
 
 # License
 
-Websoft9 is licensed under the [LGPL-3.0](/License.md), and additional Terms: It is not allowed to publish free or paid image based on this repository in any Cloud platform's Marketplace without authorization
+Websoft9 is licensed under the [LGPL-3.0](/License.md), and additional Terms: It is not allowed to publish free or paid image based on this repository in any Cloud platform's Marketplace without authorization
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