Upon launch in late 2020, InDesign CC 2021 had a rocky start—specifically with missing fonts from Typekit (now Adobe Fonts) and slow Cloud Document syncing. However, by the time of the 16.1 update (March 2021), Adobe fixed the major memory leaks.

Yes. It was the first version to fully stabilize ePub 3 exports with CSS fixed layouts.

For global publishers, this was massive. InDesign CC 2021 introduced native text handling without requiring the "Middle Eastern" special version. This includes proper cursor movement, contextual shaping, and diacritic placement for Arabic, Hebrew, and Urdu.

: Click the "T" icon in the toolbar or press the T key.