diff --git a/control/frontend/src/routes/+page.svelte b/control/frontend/src/routes/+page.svelte
index 6c19554..0a90e8b 100644
--- a/control/frontend/src/routes/+page.svelte
+++ b/control/frontend/src/routes/+page.svelte
@@ -55,10 +55,10 @@
 		const mac = text_inputs_valid.mac.value === '' ? null : text_inputs_valid.mac.value;
 		const name = text_inputs_valid.name.value;
 		if (!!existing_display_id) {
-			edit_display_data(existing_display_id, ip, mac, name);
+			await edit_display_data(existing_display_id, ip, mac, name);
 		} else {
 			const status = await ping_ip(text_inputs_valid.ip.value);
-			add_display(ip, mac, name, status);
+			await add_display(ip, mac, name, status);
 		}
 		popup_close_function();
 	}
diff --git a/control/frontend/src/ts/main.ts b/control/frontend/src/ts/main.ts
index 61076ee..0193427 100644
--- a/control/frontend/src/ts/main.ts
+++ b/control/frontend/src/ts/main.ts
@@ -1,23 +1,32 @@
 import { get } from "svelte/store";
-import { displays, update_displays_with_map } from "./stores/displays"
+import { displays, run_on_all_selected_displays, update_displays_with_map, update_screenshot } from "./stores/displays"
 import { ping_ip } from "./api_handler";
 import type { Display } from "./types";
-import { change_file_path, update_all_display_files } from "./stores/files";
+import { change_file_path, update_folder_elements_recursively } from "./stores/files";
 
 const update_display_status_interval_seconds = 20;
 
-export function on_start() {
-    update_all_display_status();
-    setInterval(update_all_display_status, update_display_status_interval_seconds * 1000);
-    update_all_display_files('/');
+export async function on_start() {
+    await update_all_display_status();
+    await setInterval(update_all_display_status, update_display_status_interval_seconds * 1000);
+
 }
 
 
 async function update_all_display_status() {
-    update_displays_with_map(async (display: Display) => {
+    await update_displays_with_map(async (display: Display) => {
         const new_status = await ping_ip(display.ip);
         if (new_status === null && display.status !== null) return display;
+        if (new_status === "app_online" && display.status !== "app_online") {
+            await on_display_start(display);
+        }
         return { ...display, status: new_status, };
     });
     console.log("Display Status updated")
+}
+
+
+async function on_display_start(display: Display) {
+    await update_folder_elements_recursively(display, '/');
+    await update_screenshot(display.id);
 }
\ No newline at end of file
diff --git a/control/frontend/src/ts/stores/displays.ts b/control/frontend/src/ts/stores/displays.ts
index 3cce3db..c2eafb3 100644
--- a/control/frontend/src/ts/stores/displays.ts
+++ b/control/frontend/src/ts/stores/displays.ts
@@ -3,7 +3,6 @@ import type { Display, DisplayGroup, DisplayStatus } from "../types";
 import { is_selected, select, selected_display_ids } from "./select";
 import { get_uuid, image_content_hash } from "../utils";
 import { get_screenshot } from "../api_handler";
-import DisplayGroupObject from "../../components/DisplayGroupObject.svelte";
 
 export const displays: Writable<DisplayGroup[]> = writable<DisplayGroup[]>([{
     id: get_uuid(),
@@ -25,8 +24,8 @@ export function add_display(ip: string, mac: string | null, name: string, status
     });
 }
 
-export function edit_display_data(display_id: string, ip: string, mac: string | null, name: string) {
-    update_displays_with_map((display: Display) => {
+export async function edit_display_data(display_id: string, ip: string, mac: string | null, name: string) {
+    await update_displays_with_map((display: Display) => {
         if (display.id !== display_id) return display;
         return { ...display, ip: ip, mac: mac, name: name };
     })
diff --git a/control/frontend/src/ts/stores/files.ts b/control/frontend/src/ts/stores/files.ts
index c084a7b..260964a 100644
--- a/control/frontend/src/ts/stores/files.ts
+++ b/control/frontend/src/ts/stores/files.ts
@@ -66,7 +66,7 @@ export function get_display_ids_where_file_is_missing(path: string, file: Folder
     return [missing, colliding];
 }
 
-export async function get_changed_directory_paths(display: Display, file_path: string): Promise<string[] | null> {
+async function get_changed_directory_paths(display: Display, file_path: string): Promise<string[] | null> {
     const current_folder = await get_file_tree_data(display.ip, file_path);
     if (current_folder === null) return null;
     const directory_strings = get_recursive_changed_directory_paths(display, file_path, current_folder, get(all_files));
@@ -100,15 +100,7 @@ function get_recursive_changed_directory_paths(display: Display, current_file_pa
     return has_changed;
 }
 
-export async function update_all_display_files(path: string) {
-    for (const display_group of get(displays)) {
-        for (const display of display_group.data) {
-            await update_folder_elements_recursively(display, path);
-        }
-    }
-}
-
-async function update_folder_elements_recursively(display: Display, file_path: string = '/'): Promise<number> {
+export async function update_folder_elements_recursively(display: Display, file_path: string = '/'): Promise<number> {
     const new_folder_elements = await get_file_data(display.ip, file_path);
     all_files.update((files: Record<string, Record<string, FolderElement[]>>) => {
         if (!files.hasOwnProperty(file_path)) {