Endless OS 4.0.12 was released on November 10th, 2022.
For full details on what's new in Endless OS 4, please see the release notes for Endless OS 4.0.0.
Endless OS includes a tool to create technical debugging logs, which can be shared with technicians with the aim of diagnosing and understanding any specific problem you are facing.
In this release, information about battery health and other power-related information was added to the debug logs.