# Folio Nooir v1.5.8

Folio Nooir v1.5.8

Stable Pages

• Added optional Stable Pages mode for EPUB reading.
• Imports CrossInk META-INF/x-locations.json when available.
• Stores reusable per-book stable_pages.bin data.
• Added progress feedback, cancellation, reuse of valid maps, and memory cleanup.
• Falls back safely to Current Pages when no compatible map exists.
• Added Stable Pages to Settings Profiles.

Shelf Performance

• Recent and Finished now use lightweight metadata checks.
• Missing thumbnails no longer trigger automatic decoding during navigation.
• Improved Refresh Book Cache with bounded processing and safe placeholders.
• Reader exit now shows saving feedback and avoids unnecessary state-file writes.
• reduced redundant shelf redraws and reader-exit prewarming.

EPUB and Image Safety

• Improved handling of invalid dimensions, oversized images, and unsafe geometry.
• Added safer PNG and framebuffer cache writes.
• Added fail-soft image placeholders while preserving the fast path for valid images.

Clippings and Highlights

• Improved highlight restoration after font, CSS, and line-spacing changes.
• Added punctuation and whitespace normalization for matching.
• Improved resolver-cache invalidation after clipping edits.

KOReader Sync

• Improved portable position mapping with CrossPoint fallback data.
• Added editable sync device name support.