It will allow players to "create your own experiences" by "making something completely new or editing existing quests and content."
A side quest and new looks for Geralt and Dandelion based on Netflix's The Witcher are also available now for Switch players.
Support for Intel Xe Super Sampling is also coming, but players can no longer eat or drink underwater, barring some potions.
A motion blur slider and refraction for screen space and ray-traced reflections are also available for PC and current-gen consoles.
Current-gen console players can finally own the Complete Edition on PS5 and Xbox Series X/S following the release of the Next-Gen Update.
CD Projekt RED confirmed the release window to Insider Gaming, with the price to be determined by each territory's retailers.
A bug that caused toxicity to remain at max has also been addressed. Steam Deck users can also expect performance improvements.
CD Projekt RED is committed to "further improving" the experience on all platforms. Origin users can also now download Update 4.0.
Some users have complained of stuttering on PC following the release of the Next-Gen Update, with DLSS seemingly ineffective.
The update adds 4K and 60 FPS options, a new camera angle, Quick Cast for Signs, mods, content based on Netflix's The Witcher, and more.
Available for PlayStation, Xbox and PC on December 14th, the quest takes players to a familiar location in White Orchard.
The Witcher 3: Wild Hunt is finally getting its big upgrade for Xbox Series X/S and PS5. Here's everything you need to know before jumping in.