Microsoft published its release scheme for the Microsoft Edge Browser last week. Microsoft offers four options, called channels, to manage how often Microsoft Edge is updated with new features.
Another article can be found in the Windows-Blog. The Microsoft Edge team plans to release public updates for the Beta and Stable channels every six weeks. For more information about the channels, their release cycles, and support levels, see the Channel Overview. According to this article, the Edge is now also appearing on the Microsoft 365 Enterprise Roadmap. Martin Geuß has published some more information here. You can also find the following overview table there: