On March 28th, 2019 Apple updated Keynote, Pages and Numbers. Below, I have added download links and fixes list.
Shout-out to @AnthonyReimer (@jazzace) for the tip on twitter.
Keynote 9.0
Keynote 9.0 App Store Download Link
Pages 8.0
Pages 8.0 App Store Download Link
Numbers 6.0
Numbers 6.0 App Store Download Link
