---
source_url: "https://www.kindleexport.com/blog/kindle-highlights-not-syncing-sideloaded-books?utm_source=openai"
title: "Why Kindle Highlights Don't Sync from Sideloaded Books: Complete Solution Guide | KindleExport"
mirrored_at: 2026-09-02T13:01:46.677Z
host: www.kindleexport.com
cited_in_42a: true
mirror_canonical: "https://index.42a.ai/www.kindleexport.com/blog/kindle-highlights-not-syncing-sideloaded-books__q__utm_source_openai"
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> **Original source:** https://www.kindleexport.com/blog/kindle-highlights-not-syncing-sideloaded-books?utm_source=openai