diff --git a/include/HTTPServer.h b/include/HTTPServer.h
index 337df36..2efb5a4 100644
--- a/include/HTTPServer.h
+++ b/include/HTTPServer.h
@@ -53,7 +53,8 @@ typedef enum
     HTTP_IO_DONE = 0u,  // Finished with procedure
     HTTP_IO_NEED_DATA,  // More data needed to continue, call again later
     HTTP_IO_WAITING,     // Waiting for asynchronous process to complete, call again later
-    HTTP_IO_REDIRECT
+    HTTP_IO_REDIRECT,
+    HTTP_IO_DONE_NOREFRESH
 } HTTP_IO_RESULT;
 
 typedef struct
diff --git a/src/HTTPPostSystem.c b/src/HTTPPostSystem.c
index 724c4e4..5e56bd0 100644
--- a/src/HTTPPostSystem.c
+++ b/src/HTTPPostSystem.c
@@ -68,6 +68,9 @@ HTTP_IO_RESULT HTTPPostApp(httpd_req_t *req, const char *filename, char *PostDat
         case HTTP_IO_REDIRECT:
             strcpy((char*) filename, PostData);
         break;
+        case HTTP_IO_DONE_NOREFRESH:
+            break;
+        break;
     }
     return res;
 }
@@ -122,17 +125,6 @@ static HTTP_IO_RESULT HTTPPostAdaptersSettings(httpd_req_t *req, char *PostData)
     if (httpd_query_key_value(PostData, "dns3", tmp, 15) == ESP_OK)
         esp_netif_str_to_ip4(tmp, (esp_ip4_addr_t*) &GetSysConf()->ethSettings.DNSAddr3);
 
-    if (httpd_query_key_value(PostData, "sav", tmp, 4) == ESP_OK)
-    {
-        if (!strcmp(tmp, (const char*) "prs"))
-        {
-            GetSysConf()->ethSettings.Flags1.bIsETHEnabled = TempIsETHEnabled;
-            GetSysConf()->ethSettings.Flags1.bIsDHCPEnabled = TempIsETHDHCPEnabled;
-            WriteNVSSysConfig(GetSysConf());
-            memcpy(PostData, "/reboot.html", sizeof "/reboot.html");
-            return HTTP_IO_REDIRECT;
-        }
-    }
 #endif
 
 #if CONFIG_WEBGUIAPP_WIFI_ENABLE
@@ -188,17 +180,6 @@ static HTTP_IO_RESULT HTTPPostAdaptersSettings(httpd_req_t *req, char *PostData)
     if (httpd_query_key_value(PostData, "dns3", tmp, 15) == ESP_OK)
         esp_netif_str_to_ip4(tmp, (esp_ip4_addr_t*) &GetSysConf()->wifiSettings.DNSAddr3);
 
-    if (httpd_query_key_value(PostData, "sav", tmp, 4) == ESP_OK)
-    {
-        if (!strcmp(tmp, (const char*) "prs"))
-        {
-            GetSysConf()->wifiSettings.Flags1.bIsWiFiEnabled = TempIsWiFiEnabled;
-            GetSysConf()->wifiSettings.Flags1.bIsDHCPEnabled = TempIsWIFIDHCPEnabled;
-            WriteNVSSysConfig(GetSysConf());
-            memcpy(PostData, "/reboot.html", sizeof "/reboot.html");
-            return HTTP_IO_REDIRECT;
-        }
-    }
 #endif
 #if    CONFIG_WEBGUIAPP_GPRS_ENABLE
     char tmp[32];
@@ -234,6 +215,45 @@ static HTTP_IO_RESULT HTTPPostAdaptersSettings(httpd_req_t *req, char *PostData)
         }
     }
 #endif
+
+    if (httpd_query_key_value(PostData, "save", tmp, 5) == ESP_OK ||
+            httpd_query_key_value(PostData, "apply", tmp, 5) == ESP_OK)
+    {
+        if (!strcmp(tmp, (const char*) "eth"))
+        {
+#if CONFIG_WEBGUIAPP_ETHERNET_ENABLE
+            GetSysConf()->ethSettings.Flags1.bIsETHEnabled = TempIsETHEnabled;
+            GetSysConf()->ethSettings.Flags1.bIsDHCPEnabled = TempIsETHDHCPEnabled;
+#endif
+        }
+        else if (!strcmp(tmp, (const char*) "wifi"))
+        {
+#if CONFIG_WEBGUIAPP_WIFI_ENABLE
+            GetSysConf()->wifiSettings.Flags1.bIsWiFiEnabled = TempIsWiFiEnabled;
+            GetSysConf()->wifiSettings.Flags1.bIsDHCPEnabled = TempIsWIFIDHCPEnabled;
+#endif
+        }
+        else if (!strcmp(tmp, (const char*) "gprs"))
+        {
+#if    CONFIG_WEBGUIAPP_GPRS_ENABLE
+            GetSysConf()->gsmSettings.Flags1.bIsGSMEnabled = TempIsGSMEnabled;
+#endif
+        }
+
+        if (httpd_query_key_value(PostData, "save", tmp, 5) == ESP_OK)
+        {
+            WriteNVSSysConfig(GetSysConf());
+            return HTTP_IO_DONE;
+        }
+        else if (httpd_query_key_value(PostData, "apply", tmp, 5) == ESP_OK)
+        {
+            WriteNVSSysConfig(GetSysConf());
+            memcpy(PostData, "/reboot.html", sizeof "/reboot.html");
+            return HTTP_IO_REDIRECT;
+        }
+
+    }
+
     return HTTP_IO_DONE;
 }
 
diff --git a/src/HTTPServer.c b/src/HTTPServer.c
index e38296e..689fa02 100644
--- a/src/HTTPServer.c
+++ b/src/HTTPServer.c
@@ -1,4 +1,4 @@
- /*! Copyright 2022 Bogdan Pilyugin
+/*! Copyright 2022 Bogdan Pilyugin
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -24,8 +24,6 @@
 #include "HTTPServer.h"
 #include "sdkconfig.h"
 
-
-
 const char GZIP_SIGN[] = { 0x1f, 0x8b, 0x08 };
 
 static esp_err_t GETHandler(httpd_req_t *req);
@@ -180,7 +178,7 @@ static esp_err_t POSTHandler(httpd_req_t *req)
     int received;
     int remaining = req->content_len;
     buf[req->content_len] = 0x00;
-
+    HTTP_IO_RESULT http_res;
     while (remaining > 0)
     {
 #if HTTP_SERVER_DEBUG_LEVEL > 0
@@ -212,16 +210,29 @@ static esp_err_t POSTHandler(httpd_req_t *req)
                                                      ((struct file_server_data*) req->user_ctx)->base_path,
                                                      req->uri,
                                                      sizeof(filepath));
-            if (HTTPPostApp(req, filename, buf) == HTTP_IO_REDIRECT)
+            http_res = HTTPPostApp(req, filename, buf);
+
+            if (http_res == HTTP_IO_DONE)
+                return GETHandler(req);
+
+            else if (http_res == HTTP_IO_REDIRECT)
             {
                 httpd_resp_set_status(req, "307 Temporary Redirect");
                 httpd_resp_set_hdr(req, "Location", filename);
                 httpd_resp_send(req, NULL, 0);  // Response body can be empty
 #if HTTP_SERVER_DEBUG_LEVEL > 0
-                     ESP_LOGI(TAG, "Redirect request from POST");
-             #endif
+             ESP_LOGI(TAG, "Redirect request from POST");
+     #endif
                 return ESP_OK;
             }
+
+            else if (http_res == HTTP_IO_DONE_NOREFRESH)
+            {
+                httpd_resp_set_status(req, HTTPD_204);
+                httpd_resp_send(req, NULL, 0);  // Response body can be empty
+                return ESP_OK;
+            }
+
         }
 
         /* Keep track of remaining size of
@@ -229,7 +240,7 @@ static esp_err_t POSTHandler(httpd_req_t *req)
         remaining -= received;
     }
 
-    return GETHandler(req);
+    return ESP_OK;
 }
 
 static esp_err_t GETHandler(httpd_req_t *req)
diff --git a/src/SystemConfiguration.c b/src/SystemConfiguration.c
index c391ff7..f183294 100644
--- a/src/SystemConfiguration.c
+++ b/src/SystemConfiguration.c
@@ -82,6 +82,9 @@ esp_err_t WebGuiAppInit(void)
     }
     ESP_ERROR_CHECK(InitSysConfig());
 
+    GetSysConf()->wifiSettings.Flags1.bIsWiFiEnabled = true;
+    GetSysConf()->wifiSettings.Flags1.bIsAP = false;
+
     //init rom file system
     init_rom_fs("/espfs");