Update README.md

README.md

-# Hardware inventory [(Download the MKP package)](/../../../-/raw/master/inv_opengear_base.mkp "Download MKP package")
+# Hardware inventory
 
 This plugin adds the serial number, model, manufacturer and firmware version of opengear console servers to the inventory.
 
@@ -14,12 +14,25 @@ Supported models:
 - CM81XX series
 
 ---
+### Download
 
+* [inv_opengear_base.mkp (latest version)](https://thl-cmk.hopto.org/gitlab/checkmk/opengear/inv_opengear_base/-/raw/master/inv_opengear_base.mkp "Download latest version")
+
+---                   
+### Installation
+
+You can install the package by uploading it to your CheckMK 
+site and as site user run `mkp install inv_opengear_base.mkp`. .
+
+
+In the Enterprise/Free edition of CheckMK you can use the GUI to install the package (_Setup_ -> _Extension Packages_ -> _Upload package_)
+
+---
 ### Want to contribute?
+
 Nice ;-) Have a look at the [contribution guidelines](CONTRIBUTING.md "Contributing")
 
 ---
-
-Sample inventory output
+### Sample inventory output
 
 ![sample inventory output](/doc/sample.png?raw=true "sample inventory output")