In addition to the note fields, you'll see a field for chapter summaries. You can just ignore it if you struggled enough with a summary for the whole fic and doesn't want to repeat it for every chapter.
I personally use this field for Chapter recaps, as I think this is more of use for readers. Especially when the time gaps between posts are bigger. And the chapters themselves are big.
Alternatively you can just ignore the field. It is not required.
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AO3 Guide - Switching and Crossposting
FanfictionAs someone who uses the big 3 Fanfiction sites, I've noted that many Wattpad users flock to AO3. Said users have no idea what they are doing and are even unknowingly breaking Terms of Service of AO3. So I, someone who already switched, albeit not a...
