What is the dcuniverse reboot?

The DC Universe is a shared fictional continuity that hosts most of DC Comics’ mainstream stories, featuring heroes such as Superman, Batman, and Wonder Woman, as well as teams like the Justice League. It also includes well-known villains such as the Joker and Lex Luthor. The continuity is often referred to simply as the "main DC continuity" or "Prime Earth." The evidence given does not mention any specific event, announcement, or editorial decision that would constitute a reboot of this continuity. Therefore, based on the available information, there is no confirmation of a DC Universe reboot.