diff --git a/.docs/server-installation.md b/.docs/server-installation.md
index 33a1913..fe4cf0f 100644
--- a/.docs/server-installation.md
+++ b/.docs/server-installation.md
@@ -112,11 +112,22 @@ Restart the service:
 > sudo systemctl restart sshd  
 
 ## Issue certificates
+### Install certbot
+> sudo apt update  
+> sudo apt install -y certbot  
+> sudo apt install -y python3-certbot-nginx  
 > certbot certonly --nginx -d pronature-disk.bg73.net  
 > certbot certonly --nginx -d pronature-v1.bg73.net 
 
-## NGINX server config
+## NGINX rev proxy server config
+### Install NGINX
+> sudo apt update  
+> sudo apt install nginx -y  
+> sudo systemctl enable nginx  
+> sudo systemctl start nginx  
+
 ### Configure storage endpoint
+Working directory: `/etc/nginx/sites-available/`
 ```nginx
 server {
     listen 443 ssl http2;