The fix for this issue is now available in the latest update of InDesign – that is, InDesign 15.0.3.
Please update your InDesign application to get the fix.
Adobe InDesign team
An error occurred while saving the commentChristian Luczanits commented
Spell check works, but dynamic spelling still does not work in new files even if it does work in older ones with exactly the same setting.Christian Luczanits supported this idea ·