Picture of Oliver Foster
Re: Vanilla theme 6.0.0 with Adapt 5.31.10
by Oliver Foster - Wednesday, 14 June 2023, 8:26 AM

There is no list of things that will break. 4 to 5 was a huge version change for accessibility and mobile first, both implementations changed completely.

Otherwise, you'll just fall further behind as time goes on. You'll almost certainly have to migrate / rewrite at some point.