Be sure to load the client library on any page that a user might sign in on. Use the following code snippet:
<script src="https://accounts.google.com/gsi/client" async defer></script>
You can optimize your page's loading speed if you load the script with the
async and defer boolean attributes.
Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see the Google Developers Site Policies. Java is a registered trademark of Oracle and/or its affiliates.
Last updated 2020-08-28 UTC.