POP3, need to switch the scheme to OAuth 2.0. K-9 Mail users who have configured Gmail to authentication using other schemes, e.g. One of its changes 'made the transition of existing Gmail accounts to OAuth 2.0 a bit easier' according to the changelog.

The K-9 Mail listing on F-Droid has not been updated, but this will happen in the near future.Ī pre-release version of K-Mail 6.2 was released two days ago. Users who have installed the email app via Google Play should receive the update automatically, provided that automatic updates are enabled via Google Play. K-9 Mail 6.2 is already available on Google Play and the project's GitHub website. The other supported services work with OAuth as well now. Once updated, K-9 Mail users may once again integrate Gmail with the client to use all of the client's functionality with their Gmail accounts. The new K-9 Mail release for Android addresses the issue.

Google made OAuth 2 mandatory for Gmail, dropping support for other authentication options. One of the main issues that users of K-9 Mail ran into was missing OAuth support, as it prevented Gmail from working with the client. New features and improvements will be introduced before that happens to make sure Thunderbird desktop users have a positive user experience. The app will stick to the original name for now, but will be renamed eventually. K-9 Mail, which will become Thunderbird for Android in the near future, is a popular mobile email client for Android.

K9mail oauth2