---
title: "Discussion on \"Flutter Bloc (v8): Google Sign In and Firebase Authentication - 2022 Guide\" | Hashnode"
description: "Discussion on \"Flutter Bloc (v8): Google Sign In and Firebase Authentication - 2022 Guide\". A blog around using Firebase Auth and BLoC Architecture to authenticate users with email/password and Google Sign In."
url: "https://hashnode.com/posts/flutter-bloc-v8-google-sign-in-and-firebase-authentication-2022-guide/61e4f0e98a425719c17355e3"
---

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# [Flutter Bloc (v8): Google Sign In and Firebase Authentication - 2022 Guide](https://dhruvnakum.xyz/flutter-bloc-v8-google-sign-in-and-firebase-authentication-2022-guide?utm_source=hashnode&utm_medium=feed)

A blog around using Firebase Auth and BLoC Architecture to authenticate users with email/password and Google Sign In.

Jan 17, 2022 · 8 min read · dhruvnakum.xyz  
Updated Nov 27, 2022  
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## Written by

[Dhruv Nakum](https://hashnode.com/@Dhruv-Nakum)

@Dhruv-Nakum · India

  
[View profile](https://hashnode.com/@Dhruv-Nakum)

Developer 👨‍💻

I'm a mobile/web developer 👨‍💻 who loves to build projects and share valuable tips for programmers Follow me for Flutter, React/Next.js, and other awesome tech-related stuff 😉

## Responses 2

Markdown supported · ⌘↵ to post

[Jaczura Zoltán](https://hashnode.com/@JacZol)

[Jun 16, 2022](https://hashnode.com/posts/flutter-bloc-v8-google-sign-in-and-firebase-authentication-2022-guide/61e4f0e98a425719c17355e3/comment/62ab85861a89c91850b1bc03)

Hi! How could I modify the code, that after signin or signout, the username would change automatically? (And how to change when I would like to display user account chooser popup?

[Andres Reyes](https://hashnode.com/@andresreyees)

[Feb 22, 2022](https://hashnode.com/posts/flutter-bloc-v8-google-sign-in-and-firebase-authentication-2022-guide/61e4f0e98a425719c17355e3/comment/6214d89f544ee6840268eb7c)

Soo useful your article.

[Dhruv Nakum](https://hashnode.com/@Dhruv-Nakum)

[Feb 22, 2022](https://hashnode.com/posts/flutter-bloc-v8-google-sign-in-and-firebase-authentication-2022-guide/61e4f0e98a425719c17355e3/comment/6214d89f544ee6840268eb7c#reply-62150d5de6bdf0868577400c)

Thank you [Andres Reyes](https://hashnode.com/@andresreyees). Glad that you liked it 😀.