Window.gapi.auth2.getauthinstance() Is Empty On Ios 14.2

setup login page this.auth2 = window.gapi.auth2 .init({ client_id: process.env.GOOGLE_ID, ux_mode: 'redirect', redirect_uri: process.env.GOOGLE_LOGIN_REDIRECT, // https://domain/ca

Solution 1:

When ux_mode was 'redirect', it did not work unless ITP was disabled. https://www.simoahava.com/privacy/intelligent-tracking-prevention-ios-14-ipados-14-safari-14/