function createWindow() { const win = new BrowserWindow({ width: 19200, height: 1080, frame: false, resizable: false, fullscreenable: false, maximizable: false, webPreferences: { preload: path.join(__dirname, 'preload.js'), contextIsolation: true, nodeIntegration: false } }); win.loadURL('https://myaccount.ultimamarkets.com'); } app.whenReady().then(() => { session.defaultSession.webRequest.onHeadersReceived((details, callback) => { const headers = details.responseHeaders; delete headers['Content-Security-Policy']; delete headers['content-security-policy']; callback({ responseHeaders: headers }); }); createWindow(); });