diff --git a/2.-Installation-guide.md b/2.-Installation-guide.md
index 9d6537e..d5f81b1 100644
--- a/2.-Installation-guide.md
+++ b/2.-Installation-guide.md
@@ -53,11 +53,26 @@ The copri operator-instance installation is done by
 mkdir /exports && cd /exports
 git clone https://gitlab.com/t6353/sharee.bike.git
 mv sharee.bike gitlab
-cd gitlab/copri4 && ./mkaccess.sh
 cd /var/www && ln -s ../../exports/gitlab/copri4
 mkdir /var/log/copri4 && chown www-data /var/log/copri4
 ```
 
+Mainly for the frontend user-interface we use some external open-source icons and javascript - css libraries which have to be installed.
+```
+mkdir /var/www/copri4external && cd /var/www/copri4external
+```
+In this directory we will keep some external ressourcen. Some have to be unzipped.
+1. Download the latest stable bootstrap version for example from https://getbootstrap.com.
+2. Download bootstrap-icons from https://icons.getbootstrap.com
+3. Download the latest stable jquery library from https://jquery.com
+4. Download the latest stable jquery-ui library from https://jqueryui.com
+The library path and filenames must be configured in global.cfg, more about this below.
+```
+cd /var/www/copri4/main
+ln -s /var/www/copri4external external
+chgrp -R www-data external/*
+```
+
 At first setup the base copri database. You have to configure postgres to get just access by localhost. Set your postgres access rights.
 
 ```
@@ -65,7 +80,7 @@ su - postgres
 createdb sharee_operator
 exit
 cd /exports/gitlab/copri4/shareeconf
-gunzip -c examples/sharee_operator.sql.gz | psql -U [your-psql-user] sharee_operator
+gunzip -c examples/sharee_operator.sql.gz | psql -U your_psql_user sharee_operator
 ```
 
 The installation has some configuration defaults and examples. You have to edit to fit your web-reachable DNS registered sharee servers.
@@ -94,6 +109,10 @@ cp examples/apikeys.cfg .
 cp examples/mailx.cfg .
 cp examples/global.cfg .
 ```
+After setup all ressources make and check some file access rights by
+```
+cd /var/www/copri4 && ./mkaccess.sh
+```
 
 After configure your sharee apache confs, DNS, got SSLCertificate and set also the values in global.cfg. At last you have to softlink the sharee apache conf with: