https://m.webnovel.com/book/solo-leveling-ragnarok-%5Bfan-tl%5D_28499191008055705
Its from chapter 1 because around Ammut's part it takes a different path, VERY different. So I recommend reading from the beggining (its not much, dont worry)
So this chapter acknowledged the difference between the Web Novel and the manga
By making them both cannon? Did I understand it correctly? (Please correct me if im wrong, Im kinda lost)