Update README.md

README.md

-# Cisco WLC CPU [(Download the MKP package)](/../../../-/raw/master/cisco_wlc_cpu.mkp "Download MKP package")
-
-**Note: this package is for CheckMK version 2.x. For other versions see the corresponding branch.**
+# Cisco WLC CPU
 
 Monitors status of Cisco WLC CPU utilization
 
-Check Info:
+---
+### Check Info
 
 * *service*: this check will create the service *CPU utilization*
 * *state*: **critical**/**warning** if CPU utilization outside the configured levels
@@ -13,7 +12,26 @@ Check Info:
 
 Testetd with: Cisco 2500 and 5520 Series Wireless LAN Controller
 
-Sample output
+---
+### Download
+
+* [cisco_wlc_cpu.mkp (latest version)](https://thl-cmk.hopto.org/gitlab/checkmk/cisco/wlc/cisco_wlc_cpu/-/raw/master/cisco_wlc_cpu.mkp "Download latest version")
+
+---                   
+### Installation
+
+You can install the package by uploading it to your CheckMK site and as site user run `mkp install cisco_wlc_cpu.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 output
 
 ![sample output](/doc/sample.png?raw=true "sample output")