You can read more about the new Delphi 11.1 by checking the following links.

Official blog post announcement (posted by myself):

https://blogs.embarcadero.com/announcing-the-availability-of-rad-studio-11-1-alexandria/

The press release:

https://www.embarcadero.com/press-releases/rad-studio-11-1-release-builds-on-milestone-innovations-introduced-in-11-alexandria

There is more information on what's new and the main quality areas in the doc wiki page covering Alexandria Release 1:

https://docwiki.embarcadero.com/RADStudio/Alexandria/en/11_Alexandria_-_Release_1

The doc wiki also has the list of fixed issues:

https://docwiki.embarcadero.com/RADStudio/Alexandria/en/New_features_and_customer_reported_issues_fixed_in_RAD_Studio_11.1

The product is available to active subscription customers. You can download the ISO or the web installer (this is the latter):

https://my.embarcadero.com/#downloadDetail/1241

Also remember that this evening (European time) we have running a launch webinar. The sign up link is in the announcement:

https://blogs.embarcadero.com/whats-coming-in-rad-studio-join-the-upcoming-webinar/

That's all for now. In the coming days I'll blog about some of the specific changes and new features of the release. Stay tuned and see you online in the webinar.