diff --git a/src/app/main/ipc.ts b/src/app/main/ipc.ts
index e6a7147..fe31852 100644
--- a/src/app/main/ipc.ts
+++ b/src/app/main/ipc.ts
@@ -170,6 +170,7 @@ export function setupIpc(appinstance: App, ipcMain: IpcMain) {
     ipcMain.handle('nxapi:webserviceapi:copyToClipboard', (e, data: string) => webserviceipc.copyToClipboard(e, data));
     ipcMain.handle('nxapi:webserviceapi:downloadImages', (e, data: string) => webserviceipc.downloadImages(e, data));
     ipcMain.handle('nxapi:webserviceapi:completeLoading', e => webserviceipc.completeLoading(e));
+    ipcMain.handle('nxapi:webserviceapi:clearUnreadFlag', e => webserviceipc.clearUnreadFlag(e));
 
     store.on('update-nintendo-accounts', () => sendToAllWindows('nxapi:accounts:shouldrefresh'));
     store.on('update-discord-presence-source', () => sendToAllWindows('nxapi:discord:shouldrefresh'));
diff --git a/src/app/main/webservices.ts b/src/app/main/webservices.ts
index 657e52e..0114c06 100644
--- a/src/app/main/webservices.ts
+++ b/src/app/main/webservices.ts
@@ -442,4 +442,10 @@ export class WebServiceIpc {
 
         debug('Web service %s, user %s, called completeLoading', webservice.name, nsoAccount.user.name);
     }
+
+    async clearUnreadFlag(event: IpcMainInvokeEvent): Promise<void> {
+        const {nsoAccount, webservice} = this.getWindowData(event.sender);
+
+        debug('Web service %s, user %s, called clearUnreadFlag', webservice.name, nsoAccount.user.name);
+    }
 }
diff --git a/src/app/preload-webservice/ipc.ts b/src/app/preload-webservice/ipc.ts
index 6268e1a..e0f1bcd 100644
--- a/src/app/preload-webservice/ipc.ts
+++ b/src/app/preload-webservice/ipc.ts
@@ -20,6 +20,7 @@ const ipc = {
     copyToClipboard: (data: string) => ipcRenderer.invoke('nxapi:webserviceapi:copyToClipboard', data) as Promise<void>,
     downloadImages: (data: string) => ipcRenderer.invoke('nxapi:webserviceapi:downloadImages', data) as Promise<void>,
     completeLoading: () => ipcRenderer.invoke('nxapi:webserviceapi:completeLoading') as Promise<void>,
+    clearUnreadFlag: () => ipcRenderer.invoke('nxapi:webserviceapi:clearUnreadFlag') as Promise<void>,
 };
 
 export default ipc;
diff --git a/src/app/preload-webservice/znca-js-api.ts b/src/app/preload-webservice/znca-js-api.ts
index 531182f..de2909f 100644
--- a/src/app/preload-webservice/znca-js-api.ts
+++ b/src/app/preload-webservice/znca-js-api.ts
@@ -142,6 +142,16 @@ interface WebServiceJsApi {
      * Used by SplatNet 3.
      */
     reloadExtension(): void;
+
+    /**
+     * Clears the unread notifications flag.
+     */
+    clearUnreadFlag(): void;
+
+    /**
+     * Opens a URL in the default browser.
+     */
+    openExternalBrowser(url: string): void;
 }
 
 //
@@ -339,6 +349,16 @@ function reloadExtension() {
     debug('reloadExtension called');
 }
 
+function clearUnreadFlag() {
+    debug('clearUnreadFlag called');
+    ipc.clearUnreadFlag();
+}
+
+function openExternalBrowser(url: string) {
+    debug('openExternalBrowser called', url);
+    window.open(url);
+}
+
 const api: WebServiceJsApi = {
     invokeNativeShare,
     invokeNativeShareUrl,
@@ -356,6 +376,8 @@ const api: WebServiceJsApi = {
     completeLoading,
     closeWebView,
     reloadExtension,
+    clearUnreadFlag,
+    openExternalBrowser,
 };
 
 window.jsBridge = api;