diff --git a/.gitignore b/.gitignore
index cf5758d4d3a44279f4289bf7c3c20b2d718c6485..fc8a54910c86dee79414f8a8e792a6f9f412e644 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,10 +1,12 @@
 # Java
 .idea/
 out/
+*.iml
 
 # C Sharp
 [Bb]in/
 [Oo]bj/
+.vs/
 
 # Python
 .vscode/
\ No newline at end of file
diff --git a/Java/Java.iml b/Java/Java.iml
deleted file mode 100644
index b923cfd2a0bd59fdbcb5d6bd8abb2b3c975e37d9..0000000000000000000000000000000000000000
--- a/Java/Java.iml
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module type="JAVA_MODULE" version="4">
-  <component name="NewModuleRootManager" inherit-compiler-output="true">
-    <exclude-output />
-    <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
-    </content>
-    <orderEntry type="inheritedJdk" />
-    <orderEntry type="sourceFolder" forTests="false" />
-    <orderEntry type="library" name="poi-ooxml-5.0.0" level="project" />
-  </component>
-</module>
\ No newline at end of file
diff --git a/README.md b/README.md
index 8a8651cde60d2fe50db91d77746c472becb1488a..ca22319fd21387c16b09850e190437976cbda0b3 100644
--- a/README.md
+++ b/README.md
@@ -5,8 +5,22 @@ This demo contains basic code to access Excel sheet data via the following progr
 - C#
 - Python
 
+Usage requirements
+
+Java:
+1) Downloaded Apache POI Libraries (https://poi.apache.org/)
+2a) Add necessary .xlsx POI libraries as external libraries in your Java IDE
+2b) Add necessary .xlsx POI libraries to your Java classpath and run the Main.java
+
+C#:
+1a) Installed Office version (includes installed Primary Interop Assemblies)
+1b) Installed Primary Interop Assemblies
+
+Python:
+1) Installed OpenPyXL Library (https://openpyxl.readthedocs.io/en/stable/#)
+
 !Only tested against the following Environment!
 - Win10
-- IntelliJ (Java)
-- Visual Studio 2019 (C#)
-- Visual Studio Code (Python)
\ No newline at end of file
+- IntelliJ (Java) with Apache POI v5.0.0
+- Visual Studio 2019 (C#) with installed Office 2016 => Microsoft Excel 16.0 Object Library
+- Visual Studio Code (Python 2.7) with installed OpenPyXL
\ No newline at end of file