diff --git a/aether_native_app_config.default.json b/aether_native_app_config.default.json
index 6a4c6b3..ee150c2 100644
--- a/aether_native_app_config.default.json
+++ b/aether_native_app_config.default.json
@@ -1,6 +1,9 @@
 {
   "developer_tools": false,
-  "native_app_js_css_option": "default",
+  "native_app_which_html": "default",
+  "native_app_index_path": "[home]/OSIT/native_app/app/index.html",
+  "native_app_index_url": "https://app.oneskyit.com/native/index.html",
+
   "native_app_js_css_base_url": "https://demo.oneskyit.com",
   "native_app_js_css_base_url_bak": "https://bak-demo.oneskyit.com",
 
@@ -33,36 +36,11 @@
   "access_control_allow_origin": "*",
 
   "idb_name": "osit",
-  "idb_event_check_period": 240000,
-  "idb_event_location_check_period": 120000,
-  "idb_event_session_check_period": 120000,
-  "idb_event_presentation_check_period": 120000,
-  "idb_event_presenter_check_period": 90000,
-  "idb_event_file_check_period": 60000,
 
   "local_file_cache_path": "[home]/OSIT/file_cache",
-  "host_file_cache_check_period": 30000,
   "host_file_temp_path": "[home]/OSIT/temp",
 
-  "main_loop_interval": 2000,
-  "api_token_loop_interval": 1000,
-  "api_update_period": 90000,
-  "api_auth_loop_interval": 100,
-  "api_token_update_loop_interval": 120000,
 
-  "open_tables_loop_interval": 10,
-  "update_idb_loop_interval": 10,
-  "idb_to_launcher_loop_interval": 250,
-  "update_render_loop_interval": 1000,
-  "check_file_cache_loop_interval": 250,
-
-  "display_menu_session_times": true,
-  "display_session_codes": true,
-  "display_session_badges": true,
-  "display_presentation_codes": true,
-  "display_presentation_badges": true,
-  "display_presenter_codes": true,
-  "display_presenter_badges": true,
 
   "display_arrangement": "mirror_and_extend",
   "display_builtin_resolution": "",
diff --git a/app/index.html b/app/index.html
index 6c38d1f..a0ee9ca 100644
--- a/app/index.html
+++ b/app/index.html
@@ -16,7 +16,7 @@
         <!-- Cascading Style Sheets (CSS) end -->
 
         <!-- JavaScript (JS) start -->
-        <script src="https://cdnjs.cloudflare.com/ajax/libs/axios/1.1.2/axios.min.js" integrity="sha512-bHeT+z+n8rh9CKrSrbyfbINxu7gsBmSHlDCb3gUF1BjmjDzKhoKspyB71k0CIRBSjE5IVQiMMVBgCWjF60qsvA==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
+        <script src="https://cdnjs.cloudflare.com/ajax/libs/axios/1.1.3/axios.min.js" integrity="sha512-0qU9M9jfqPw6FKkPafM3gy2CBAvUWnYVOfNPDYKVuRTel1PrciTj+a9P3loJB+j0QmN2Y0JYQmkBBS8W+mbezg==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
         <script src="https://webrtc.github.io/adapter/adapter-latest.js"></script>
         <script src="https://cdnjs.cloudflare.com/ajax/libs/socket.io/4.2.0/socket.io.js" integrity="sha512-WL6WGKMPBiM9PnHRYIn5YEtq0Z8XP4fkVb4qy7PP4vhmYQErJ/dySyXuFIMDf1eEYCXCrQrMJfkNwKc9gsjTjA==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
         <script src="https://cdnjs.cloudflare.com/ajax/libs/dayjs/1.10.7/dayjs.min.js" integrity="sha512-bwD3VD/j6ypSSnyjuaURidZksoVx3L1RPvTkleC48SbHCZsemT3VKMD39KknPnH728LLXVMTisESIBOAb5/W0Q==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
@@ -25,8 +25,11 @@
 
         <script>
         const native_app = require('./js/aether_app_native_v4');
-        let native_app_config = native_app.load_config();
-        console.log('Native App Config:', native_app_config);
+        let native_app_config = native_app.load_init_config();
+        console.log('Native App Initial Config:', native_app_config);
+
+        // native_app_config = native_app.load_full_config(native_app_config);
+        // console.log('Native App Full Config:', native_app_config);
 
         let native_app_js_css_base_url = native_app_config.native_app_js_css_base_url;
 
@@ -67,7 +70,8 @@
         // END: Environment constants set by server when rendering HTML
 
         // BEGIN: Content constants set by server when rendering HTML
-        const page_for = {"event": native_app_config.event_id, "event_device": native_app_config.event_device_id, "event_location": native_app_config.event_location_id, "event_session": native_app_config.event_session_id}; // Simple key value like object
+        // const page_for_id = {"event": native_app_config.event_id, "event_device": native_app_config.event_device_id, "event_location": native_app_config.event_location_id, "event_session": native_app_config.event_session_id}; // Simple key value like object
+        const page_for = {'event_id': native_app_config.event_id, 'event_device_id': native_app_config.event_device_id, 'event_location_id': native_app_config.event_location_id, 'event_session_id': native_app_config.event_session_id}; // Simple key value like object
         console.log('Page For:', page_for);
         // END: Content constants set by server when rendering HTML
 
@@ -96,7 +100,8 @@
 
         let page = {}
         page['mode'] = null;
-        page['page_for'] = { 'event': native_app_config.event_id, 'event_device': native_app_config.event_device_id, 'event_location': native_app_config.event_location_id, "event_session": native_app_config.event_session_id }; // Simple key value like object;
+        // page['page_for_id'] = { 'event': native_app_config.event_id, 'event_device': native_app_config.event_device_id, 'event_location': native_app_config.event_location_id, 'event_session': native_app_config.event_session_id }; // Simple key value like object;
+        page['page_for'] = { 'event_id': native_app_config.event_id, 'event_device_id': native_app_config.event_device_id, 'event_location_id': native_app_config.event_location_id, 'event_session_id': native_app_config.event_session_id }; // Simple key value like object;
 
         page['current_url_root'] = null;
         page['current_url_full_path'] = null;
diff --git a/app/js/aether_app_native_v4.js b/app/js/aether_app_native_v4.js
index 9badde9..a53bc62 100644
--- a/app/js/aether_app_native_v4.js
+++ b/app/js/aether_app_native_v4.js
@@ -35,8 +35,8 @@ console.log('Temporary: '+tmp_directory);
 
 let config = null;
 
-exports.load_config = function () {
-    console.log('*** Aether App Native export: load_config() ***');
+exports.load_init_config = function () {
+    console.log('*** Aether App Native export: load_init_config() ***');
 
     let cwd = process.cwd();
     console.log(`CWD: ${cwd}`);
@@ -59,8 +59,8 @@ exports.load_config = function () {
 
     // let config = null;
     let config_directory = null;
-    // let default_config_path = path.join(process.cwd(),'aether_native_app_config.current.json');
-    let default_config_path = 'aether_native_app_config.current.json';
+    // let default_config_path = path.join(process.cwd(),'ae_native_app_config.current.json');
+    let default_config_path = 'ae_native_app_config.current.json';
     console.log(`Default Config File (path): ${default_config_path}`);
     let config_path = null;
 
@@ -80,38 +80,38 @@ exports.load_config = function () {
         fs.mkdirSync(config_directory);
         console.log('Config directory created: '+config_directory);
 
-        //default_config_path = path.join(process.cwd(),'aether_native_app_config.current.json');
-        // config_path = path.join(config_directory, 'aether_native_app_config.json');
+        //default_config_path = path.join(process.cwd(),'ae_native_app_config.current.json');
+        // config_path = path.join(config_directory, 'ae_native_app_config.json');
         // fs.copyFileSync(default_config_path, config_path);
         // console.log('Default config file copied: '+config_directory);
     }
 
-    config_path = path.join(config_directory, 'aether_native_app_config.json');
+    config_path = path.join(config_directory, 'ae_native_app_config.json');
 
     // Attempt to open the config file. The preferred location is based on the OS's config directory.
     if (fs.existsSync(config_path)) {
-        console.log(`Config file (aether_native_app_config.json) found under ${config_directory}`);
+        console.log(`Config file (ae_native_app_config.json) found under ${config_directory}`);
     } else if (!fs.existsSync(config_path) && fs.existsSync(default_config_path)) {
         fs.copyFileSync(default_config_path, config_path);
         console.log('Default config file copied: '+config_directory);
 
         // config = JSON.parse(fs.readFileSync(config_path));
         // console.log('Config file read.');
-    } else if (fs.existsSync(path.join(cwd, 'aether_native_app_config.json'))) {
+    } else if (fs.existsSync(path.join(cwd, 'ae_native_app_config.json'))) {
         //fs.copyFileSync(default_config_path, config_path);
         //console.log('Default config file copied: '+config_directory);
 
         console.log(`Config file (config.json) not found under ${config_directory}. Using config in CWD. ${cwd}`);
-        config_path = path.join(cwd, 'aether_native_app_config.json');
+        config_path = path.join(cwd, 'ae_native_app_config.json');
 
         console.log(`Config file (config.json) not found under ${config_directory}. Using config in CWD. ${cwd}`);
-        let found_config_path = path.join(cwd, 'aether_native_app_config.json');
+        let found_config_path = path.join(cwd, 'ae_native_app_config.json');
 
         fs.copyFileSync(found_config_path, config_path);
         console.log(`Found config file copied: ${config_directory}`);
-    } else if (fs.existsSync(path.join(cwd, 'aether_native_app_config.current.json'))) {
+    } else if (fs.existsSync(path.join(cwd, 'ae_native_app_config.current.json'))) {
         console.log(`Config file (config.json) not found under ${config_directory} or CWD. Using default config in CWD. ${cwd}`);
-        default_config_path = path.join(cwd, 'aether_native_app_config.current.json');
+        default_config_path = path.join(cwd, 'ae_native_app_config.current.json');
 
         fs.copyFileSync(default_config_path, config_path);
         console.log(`Default config file copied: ${config_directory}`);
@@ -121,8 +121,11 @@ exports.load_config = function () {
         return false;
     }
 
-    config = JSON.parse(fs.readFileSync(config_path));
-    console.log('Config file read.', config);
+    let local_config = JSON.parse(fs.readFileSync(config_path));
+    console.log('Config file read.', local_config);
+    config = local_config;
+
+    // Do some quick clean up.
 
     config.home_directory = home_directory; // From the OS platform
     config.tmp_directory = tmp_directory; // From the OS platform
@@ -149,6 +152,10 @@ exports.load_config = function () {
         console.log(`Host file temp directory created: ${config.host_file_temp_path}`);
     }
 
+    if (!config.account_id) {
+        config.account_id = '_XY7DXtc9MY'; // Not ideal...?
+    }
+
     let import_config_to_ipc_result = ipcRenderer.invoke('import_config', config).then((result) => {
         console.log('IPC import config finished');
         // console.log(result);
@@ -160,6 +167,146 @@ exports.load_config = function () {
 }
 
 
+exports.load_full_config = function (init_config) {
+    console.log('*** Aether App Native export: load_config() ***');
+
+    console.log('Init config.', init_config);
+    // config = init_config;
+
+    config = get_url_cfg(init_config).then((cfg) => {
+        console.log('URL config file downloaded.', cfg);
+
+        let new_config = init_config;
+
+        // Update with remote device config settings from API.
+        new_config.account_id = cfg.account_id_random;
+        new_config.event_id = cfg.event_id_random;
+        new_config.event_device_id = cfg.event_device_id;
+        new_config.event_location_id = cfg.event_location_id;
+        new_config.event_session_id = cfg.event_session_id;
+
+        new_config.check_event_device_loop_period = cfg.check_event_device_loop_period;
+        new_config.check_event_location_loop_period = cfg.check_event_location_loop_period;
+        new_config.check_event_loop_period = cfg.check_event_loop_period;
+        new_config.check_event_session_loop_period = cfg.check_event_session_loop_period;
+
+        new_config.record_audio = cfg.record_audio;
+        new_config.record_video = cfg.record_video;
+        new_config.recording_path = cfg.recording_path;
+        new_config.recording_path = new_config.recording_path.replace('[home]', home_directory);
+        new_config.recording_path = new_config.recording_path.replace('[tmp]', home_directory);
+
+        new_config.home_directory = home_directory; // From the OS platform
+        new_config.tmp_directory = tmp_directory; // From the OS platform
+
+        new_config.app_root_path = new_config.app_root_path.replace('[home]', home_directory);
+        new_config.app_root_path = new_config.app_root_path.replace('[tmp]', tmp_directory);
+        console.log(`App Root Path: ${new_config.app_root_path}`);
+
+        new_config.local_file_cache_path = new_config.local_file_cache_path.replace('[home]', home_directory);
+        new_config.local_file_cache_path = new_config.local_file_cache_path.replace('[tmp]', tmp_directory);
+        console.log(`Local File Cache Path: ${new_config.local_file_cache_path}`);
+        if (fs.existsSync(new_config.local_file_cache_path)) {
+        } else {
+            fs.mkdirSync(new_config.local_file_cache_path);
+            console.log(`Host file cache directory created: ${new_config.local_file_cache_path}`);
+        }
+
+        new_config.host_file_temp_path = new_config.host_file_temp_path.replace('[home]', home_directory);
+        new_config.host_file_temp_path = new_config.host_file_temp_path.replace('[tmp]', tmp_directory);
+        console.log(`Host file temp path: ${new_config.host_file_temp_path}`);
+        if (fs.existsSync(new_config.host_file_temp_path)) {
+        } else {
+            fs.mkdirSync(new_config.host_file_temp_path);
+            console.log(`Host file temp directory created: ${new_config.host_file_temp_path}`);
+        }
+
+        let import_config_to_ipc_result = ipcRenderer.invoke('import_config', new_config).then((result) => {
+            console.log('IPC import config finished');
+            // console.log(result);
+            return result; // Result should be "true"
+        })
+
+        return new_config
+    })
+
+    //console.log(config);
+    return config;
+}
+
+
+async function get_url_cfg(cfg) {
+    let base_url = `${cfg.api_protocol}://${cfg.api_server}:${cfg.api_port}/${cfg.api_path}`;
+
+    let axios_api = axios.create({
+        baseURL: base_url,
+        timeout: 60000, // in milliseconds; 60000 = 60 seconds
+        /* other custom settings */
+    });
+    // axios_api.defaults.headers = cfg['headers'];
+
+    // axios.defaults.baseURL = `${cfg.api_protocol}://${cfg.api_server}:${cfg.api_port}/${cfg.api_path}`;
+    axios_api.defaults.headers.common['Access-Control-Allow-Origin'] = cfg.access_control_allow_origin; // '*'; // app_cfg.access_control_allow_origin;
+    axios_api.defaults.headers.common['content-type'] = 'application/json';
+    axios_api.defaults.headers.common['x-aether-api-key'] = cfg.api_secret_key;
+    // axios_api.defaults.headers.common['x-account-id'] = cfg.account_id;
+
+    let event_device_id = 'dbgMWS3KEHE';
+    let endpoint = `/event/device/${event_device_id}`;
+
+    let params = {'event_device_code': 'asdf'};
+
+    let response_data_promise = await axios_api.get(
+        endpoint,
+        {
+            params: params,
+            onDownloadProgress: (progressEvent) => {
+                let percent_completed = Math.round(
+                    (progressEvent.loaded * 100) / progressEvent.total
+                );
+                console.log('GET Data Timestamp:', progressEvent.timeStamp, 'Total:', progressEvent.total, 'Loaded:', progressEvent.loaded, 'Percent Completed', percent_completed);
+
+                // temp_get_object_percent_completed = percent_completed;
+            }
+        }
+        )
+    .then(function (response) {
+        console.log(`Response: ${response}`);
+
+        let return_data = response.data['data'];
+            if (Array.isArray(return_data)) {
+                console.log(`Data result is an array/list. Array length: ${return_data.length}`);
+            } else {
+                console.log(`Data result is a dictionary/object, not an array/list.`);
+            }
+        return return_data;
+    })
+    .catch(function (error) {
+        console.log(`Base URL: ${base_url} | Endpoint: ${endpoint}`);
+
+        console.log('Error Message:', error.message); // Is this needed here or below in the in the else portion???
+        if (error.response) {
+            console.log(`Response Status: ${error.response.status}; Status Text: ${error.response.statusText}`);
+        } else {
+            console.log('Error:', error);
+        }
+
+        if (error.response && error.response.status === 404) {
+            return null; // Returning null since there were no results
+        }
+        return false; // Returning false since something may have gone wrong. Also more in line with what the API returns.
+    });
+
+    return response_data_promise;
+}
+
+
+
+
+
+
+
+
 // Check for local file
 // Updated 2022-05-06
 exports.check_local_file = async function ({local_file_path, filename}) {
diff --git a/index.js b/index.js
index 0acf0ff..f9b26ab 100644
--- a/index.js
+++ b/index.js
@@ -30,7 +30,7 @@ if (os.platform == 'darwin') {
 }
 
 // let config_path = path.join(config_directory, 'config.json');
-let config_path = path.join(config_directory, 'aether_native_app_config.json');
+let config_path = path.join(config_directory, 'ae_native_app_config.json');
 
 let config = JSON.parse(fs.readFileSync(config_path));
 console.log('Config file read.', config);
@@ -41,6 +41,75 @@ let host_file_temp_path = null;
 console.log(os.type());
 console.log(process.getSystemVersion());
 
+async function get_url_cfg() {
+    let base_url = `${config.api_protocol}://${config.api_server}:${config.api_port}/${config.api_path}`;
+
+    let axios_api = axios.create({
+        baseURL: base_url,
+        timeout: 60000, // in milliseconds; 60000 = 60 seconds
+        /* other custom settings */
+    });
+    // axios_api.defaults.headers = config['headers'];
+
+    // axios.defaults.baseURL = `${config.api_protocol}://${config.api_server}:${config.api_port}/${config.api_path}`;
+    axios_api.defaults.headers.common['Access-Control-Allow-Origin'] = config.access_control_allow_origin; // '*'; // app_config.access_control_allow_origin;
+    axios_api.defaults.headers.common['content-type'] = 'application/json';
+    axios_api.defaults.headers.common['x-aether-api-key'] = config.api_secret_key;
+    axios_api.defaults.headers.common['x-account-id'] = config.account_id;
+
+    let event_device_id = 'dbgMWS3KEHE';
+    let endpoint = `/event/device/${event_device_id}`;
+
+    let params = {'event_device_code': 'asdf'};
+
+    let response_data_promise = await axios_api.get(
+        endpoint,
+        {
+            params: params,
+            onDownloadProgress: (progressEvent) => {
+                let percent_completed = Math.round(
+                    (progressEvent.loaded * 100) / progressEvent.total
+                );
+                console.log('GET Data Timestamp:', progressEvent.timeStamp, 'Total:', progressEvent.total, 'Loaded:', progressEvent.loaded, 'Percent Completed', percent_completed);
+
+                // temp_get_object_percent_completed = percent_completed;
+            }
+        }
+        )
+    .then(function (response) {
+        console.log(`Response: ${response}`);
+
+        let return_data = response.data['data'];
+            if (Array.isArray(return_data)) {
+                console.log(`Data result is an array/list. Array length: ${return_data.length}`);
+            } else {
+                console.log(`Data result is a dictionary/object, not an array/list.`);
+            }
+        return return_data;
+    })
+    .catch(function (error) {
+        console.log(`Base URL: ${base_url} | Endpoint: ${endpoint}`);
+
+        console.log('Error Message:', error.message); // Is this needed here or below in the in the else portion???
+        if (error.response) {
+            console.log(`Response Status: ${error.response.status}; Status Text: ${error.response.statusText}`);
+        } else {
+            console.log('Error:', error);
+        }
+
+        if (error.response && error.response.status === 404) {
+            return null; // Returning null since there were no results
+        }
+        return false; // Returning false since something may have gone wrong. Also more in line with what the API returns.
+    });
+
+    return response_data_promise;
+}
+
+let new_config = get_url_cfg();
+console.log(new_config);
+
+
 let endpoints_in_progress = [];
 
 
@@ -88,19 +157,32 @@ function createWindow () {
 
     // win.webContents.session.clearStorageData(['filesystem']); // Does this do anything???
 
-    // and load the index.html of the app.
-    if (config.native_app_js_css_option == '' || config.native_app_js_css_option == 'default') {
+    // native_app_which_html = 'default', 'path', 'url'
+    // 'default' (internal) is within the bundled native app
+    // 'path' (external to app) is a file path on the host, probably under the home directory
+    // 'url' is over HTTPS, maybe onsite or offsite
+
+    // Load the index.html of the app
+    if (config.native_app_which_html == '' || config.native_app_which_html == 'default') {
         win.loadFile('app/index.html');
-    } else if (config.native_app_js_css_option == 'primary') {
-        win.loadFile('app/index_primary.html');
-    } else if (config.native_app_js_css_option == 'development_internal') {
-        win.loadFile('app/index_development_internal.html');
-    } else if (config.native_app_js_css_option == 'development_localhost') {
-        win.loadFile('app/index_development_localhost.html');
-    } else if (config.native_app_js_css_option == 'onsite') {
-        win.loadFile('app/index_onsite.html');
-    } else if (config.native_app_js_css_option == 'onsite_5000') {
-        win.loadFile('app/index_onsite_5000.html');
+    } else if (config.native_app_which_html == 'path') {
+        let index_path = 'index.html';
+
+        if (config.native_app_index_path) {
+            index_path = config.native_app_index_path.replace('[home]', home_directory);
+        } else {
+            index_path = path.join(home_directory, 'OSIT/native_app/app/index.html');
+        }
+        win.loadFile(index_path);
+    } else if (config.native_app_which_html == 'url') {
+        let index_url = 'http://localhost/index.html';
+
+        if (config.native_app_index_url) {
+            index_url = native_app_index_url;
+        } else {
+            index_url = 'https://app.oneskyit.com/native/index.html';
+        }
+        win.loadURL(index_url);
     } else {
         win.loadFile('app/index.html');
     }
@@ -182,7 +264,7 @@ ipcMain.handle('import_config', async (event, config_data) => {
 
 // Download file to path
 // full_save_path should be the full path that includes the filename
-// Updated 2022-10-12
+// Updated 2023-05-14
 ipcMain.handle('download_file', async (event, api_base_url, api_endpoint, full_save_path, hash=null, verify_hash=false, overwrite_existing=false) => {
     console.log('*** Electron IPC Main: download_file() ***');
     // console.log('ipcMain on download_file: api_base_url='+api_base_url+' | api_temporary_token='+api_temporary_token);
@@ -196,8 +278,8 @@ ipcMain.handle('download_file', async (event, api_base_url, api_endpoint, full_s
     axios.defaults.baseURL = api_base_url;
     axios.defaults.headers.common['Access-Control-Allow-Origin'] = config.access_control_allow_origin; // '*'; // app_config.access_control_allow_origin;
     axios.defaults.headers.common['content-type'] = 'application/json';
-    axios.defaults.headers.common['x-aether-api-key'] = config.api_secret_key; // 'dFP6J9DVj9hUgIMn-fNIqg'; // api_secret_key;
-    axios.defaults.headers.common['x-account-id'] = config.account_id; // '_XY7DXtc9MY'; // account_id;
+    axios.defaults.headers.common['x-aether-api-key'] = config.api_secret_key;
+    axios.defaults.headers.common['x-account-id'] = config.account_id;
 
     const url = api_endpoint;