I've never really written a reviewing প্রবন্ধ on this matter about those books. So here I go. This topic has been debated ALOT lately in the online fandom so I thought I'd gather the most crucial facts from the midst of the confusing debates and try to address them through common sense point of view.
1. The Six New Adventures were released among many other বই that contradict the SNA books. ----> So why should the SNA be any আরো canon/semi-canon than one of the other books?
2. The Six New Adventures were not written দ্বারা those people who created the canon film. ----> And the first book in...
I don't think so. And as canon I now mean the sequel movie The Lion King 2: Simba's Pride because it's the main উৎস for those theories.
It's true, they can't প্রদর্শনী every little detail about crucial plot parts in a film. But what they can do is refer to everything crucial. Like, in this case, if there had been another cub before Kiara, they could've and would've ব্যক্ত so in the film.
In example, they could've had Simba and Nala briefly discuss it instead of how much Kiara reminds them of Simba. Or, combined the two topics.
Nala: "She's just like আপনি when আপনি were young." Simba could've replied...