Update README.md

README.md

@@ -6,7 +6,7 @@
    2. Download zip from here [https://maven.apache.org/download.cgi]
    3. Extract distribution archive in any directory
    4. Unzip apache-maven-3.9.7-bin.zip
-   5. Add the bin directory of the created directory apache-maven to the PATH environment variable.
+   5. Add the bin directory of the created directory apache-maven-3.9.7 to the PATH environment variable.
    6. Confirm with ```mvn -v``` in a new shell. The result should look similar to
 
       ```Apache Maven 3.9.7 (8b094c9513efc1b9ce2d952b3b9c8eaedaf8cbf0)
@@ -16,13 +16,18 @@
       Default locale: en_US, platform encoding: UTF-8
       OS name: "mac os x", version: "10.8.5", arch: "x86_64", family: "mac"```
 
-2. You have to install node
+2. You have to install node:
 
    1. Download the installer here [https://nodejs.org/en/download/prebuilt-installer]
    2. Click through the installer
    3. Confirm with ```node -v``` in a new shell. The result should look similar to ```v20.14.0```
    4. Confirm with ```npm -v```. The result should look similar to ```10.7.0```
 
+3. If using Chrome, you have to install a extension:
+
+   1. Download extension here [https://chromewebstore.google.com/detail/allow-cors-access-control/lhobafahddgcelffkeicbaginigeejlf]
+   2. Activate extension
+
 ## How to start this application
 1. Open up project in VSCode
 2. Open up a terminal
@@ -31,10 +36,11 @@
 5. Type: ```cd frontend```
 6. If running for the first time
    Type: npm install
-7. Type: ```npm run start``` (for dev) / ```npm run build``` (for production)
+7. Type: ```npm run start``` (for dev) or ```npm run build``` (for production)
 
 ## How to stop this application
 
 1. Go to both Terminals
 2. Press ```Ctrl + C```
 3. Type: ```j```
+4. Deactivate Chrome extension