How can I suppress “The tag is unrecognized in this browser” warning in React?

Question

I\'m using elements with custom tag names in React and getting a wall of these errors. There\'s a GitHub issue on the subject (https://github.com/hyperfuse/react-anime/issues/3

Answer 1

I found a potential fix for this issue - if you are using a plugin (and potentially in other circumstances) you can use the is attribute.

Found here when working with X3d - simply writing works