Users are experiencing significant problems with sideloaded AZW3 books on their Kindles after the 5.19.2 update. Common issues include malfunctioning page numbers, inaccurate read...
Build idea: Kindle Fixer — A tool to diagnose and fix common Kindle update issues.
Developer ToolsKindle
4 sources
Week of 2026-03-09SAM $120M-$900M/yrOpportunity: 4/5