diff --git a/README.md b/README.md
index 7f108fa..851a326 100644
--- a/README.md
+++ b/README.md
@@ -32,16 +32,20 @@ try it out! User : admin ; password : password
 ---
 ## Installation
 
-### Cloning
-Clone this project using git
+### Prerequisite
 
-Go inside the directory generated
+Docker and docker-compose must be installed on the server/machine (cf. [official website](https://docs.docker.com/engine/install/debian/)).
 
-Since this app has not been released yet, no commits are available on main
-branch. Switch to `dev` branch: 
+### Application downloading
+
+Replace the `X.Y.Z` mention by the name of the release you want to install.
 
 ```
-git checkout dev
+cd
+wget https://github.com/naturalsolutions/geocam/archive/refs/tags/X.Y.Z.zip
+unzip X.Y.Z.zip
+rm X.Y.Z.zip
+mv geocam-X.Y.Z geocam/
 ```
 
 ### Settings
@@ -49,24 +53,34 @@ git checkout dev
 Copy the `.env.sample` inside the docker directory to `.env`:
 
 ```
+cd geocam
 cp docker/.env.sample docker/.env
+nano docker/.env
 ```
 
-Edit freely this `.env` file to change credentials for instance.
+Edit freely this `.env` file to change credentials for instance. Here are the main parameters you usually want to modify:
+- `ENV` : uncomment it to activate the production mode (only if your app has been configured with a domain name)
+- `DOMAIN` : localhost, an IP address or a domain name (according to your context)
+- `PROTOCOL` : modify it to "https" if you want to activate HTTPS
+- `HTTP_HTTPS_PORT` : usually 80 for HTTP protocol and 443 for HTTPS
+- `DB_USER` : the name you want for the DB user
+- `DB_PASSWORD` : the password you want for the DB user
+- `DB_NAME` : the name you want for the DB
+- `MINIO_ROOT_USER` : the name you want for the Minio user
+- `MINIO_ROOT_PASSWORD` : the password you want for the Minio user
 
-### Launching
+In the current version (`0.1.1`), you can't modify the `APP_USER` and the `APP_PASSWORD` directly in this file. You will be able to modify the admin password trough Keycloak later on.
 
-Docker and docker-compose must be installed on the server/machine. Then:
+### Launching
 
 ```
 ./scripts/docker.sh up -d
 ```
 
-App will run on `http://localhost:8889/` but the port of each service 
-will be avaible to debug.
+With the default settings, the app will run on `http://localhost:8889/` but the port of each service will be avaible to debug. This URL must be adapted to your context (depending on chosen protocol, domain and port).
 
 
-## Sample data
+## Sample data (for testing only)
 
 Sample data can be generated by using the following command: