diff --git a/ubuntu-install.sh b/ubuntu-install.sh
index e78d1cd..7972901 100644
--- a/ubuntu-install.sh
+++ b/ubuntu-install.sh
@@ -220,6 +220,11 @@ server {
     ssl_ciphers ECDHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA384;
     ssl_prefer_server_ciphers off;
 
+    # Large file upload settings
+    client_max_body_size 100G;
+    client_body_timeout 300s;
+    client_header_timeout 60s;
+
     # Security headers
     add_header X-Frame-Options "SAMEORIGIN" always;
     add_header X-XSS-Protection "1; mode=block" always;
@@ -242,9 +247,13 @@ server {
         proxy_set_header Connection "upgrade";
 
         # Timeout settings
-        proxy_connect_timeout 60s;
-        proxy_send_timeout 60s;
-        proxy_read_timeout 60s;
+        proxy_connect_timeout 300s;
+        proxy_send_timeout 300s;
+        proxy_read_timeout 300s;
+        
+        # Disable buffering for large uploads
+        proxy_buffering off;
+        proxy_request_buffering off;
     }
 
     # Static files
@@ -262,6 +271,11 @@ server {
     listen 80;
     server_name $DNS_DOMAIN;
 
+    # Large file upload settings
+    client_max_body_size 100G;
+    client_body_timeout 300s;
+    client_header_timeout 60s;
+
     # Security headers
     add_header X-Frame-Options "SAMEORIGIN" always;
     add_header X-XSS-Protection "1; mode=block" always;
@@ -283,9 +297,13 @@ server {
         proxy_set_header Connection "upgrade";
 
         # Timeout settings
-        proxy_connect_timeout 60s;
-        proxy_send_timeout 60s;
-        proxy_read_timeout 60s;
+        proxy_connect_timeout 300s;
+        proxy_send_timeout 300s;
+        proxy_read_timeout 300s;
+        
+        # Disable buffering for large uploads
+        proxy_buffering off;
+        proxy_request_buffering off;
     }
 
     # Static files