When Pearl Abyss first announced Crimson Desert's Charting the Unknown DLC in early September, it said that the DLC would launch on October 15 for PC, Xbox, and PS5. However, the studio has had to push back the game's DLC launch, citing concerns about stability and polish as the primary factor. The delay officially pushes the launch back to October 29, per the official announcement on the game's X account.

Pearl AbyssWe are hard at work on Crimson Desert: Enhanced Charting the Unknown to bring you new adventures to Pywel. However, we have determined that we need additional time to deliver a more polished and stable gameplay experience.
Therefore, we have decided to move the DLC's release by 2 weeks to October 29 GMT/PT.

We know many of you have been looking forward to returning to the game, and we sincerely apologize for the longer wait. We will use the additional time to further refine the content and do our utmost to deliver the best experience we can.

Since the game launched, Crimson Desert, little over six months ago, the game has already received a massive free update that reworks major story beats and adds a slew of new content to the game, resulting in the rebranding to Crimson Desert: Enhanced. What's more, that rework launched mere weeks before the Charting the Unknown DLC was announced, so it's understandable that the studio may have had its hands full in the months and weeks leading up to the planned October 15 DLC launch. The DLC is slated to add a host of new features, areas, and gameplay mechanics, including underwater exploration, sailing, and all-new enemies and NPCs for players to interact with.