From 3a12ca27258f8cb1f275fadff051e659e8c29b00 Mon Sep 17 00:00:00 2001 From: Jonas Diemer Date: Tue, 10 Feb 2026 12:04:32 +0100 Subject: [PATCH] docs: Update USER_GUIDE.md (#808) Added info about optimizing EPUB. ### AI Usage While CrossPoint doesn't have restrictions on AI tools in contributing, please be transparent about their usage as it helps set the right context for reviewers. Did you use AI tools to help write this code? no --- USER_GUIDE.md | 1 + 1 file changed, 1 insertion(+) diff --git a/USER_GUIDE.md b/USER_GUIDE.md index 6975e944..f3139521 100644 --- a/USER_GUIDE.md +++ b/USER_GUIDE.md @@ -230,6 +230,7 @@ Accessible by pressing **Confirm** while inside a book. Please note that this firmware is currently in active development. The following features are **not yet supported** but are planned for future updates: * **Images:** Embedded images in e-books will not render. +* **Cover Images:** Large cover images embedded into EPUB require several seconds (~10s for ~2000 pixel tall image) to convert for sleep screen and home screen thumbnail. Consider optimizing the EPUB with e.g. https://github.com/bigbag/epub-to-xtc-converter to speed this up. ---