Understand the full inspection scope.
Each guide lists signals relevant to a publishing-file review. These pages do not claim that every listed check is automated by the free browser scanner.
KDP Interior PDF Preflight
Review the criteria involved in checking page geometry, trim consistency, bleed risk, image quality, and embedded fonts.
Cover, Bleed & Spine Guide
Review the inputs and criteria used to compare a cover PDF with trim, page-count, paper, bleed, and safe-zone requirements.
Cover & Spine-Size Guide
Review the dimensions and inputs needed to calculate a full-wrap cover canvas.
EPUB Validation Guide
Review packaging, document, navigation, link, and metadata criteria relevant to complete EPUB validation.
EPUB Accessibility Guide
Review machine-detectable accessibility criteria and items that still require human evaluation.
Metadata & Navigation Guide
Review criteria for title, creator, language, identifiers, landmarks, table of contents, and navigation consistency.
Print Image & Font Guide
Review criteria for image resolution, color mode, transparency, and font embedding.
DOCX Manuscript Structure Guide
Review criteria for headings, section breaks, front matter, page breaks, and style consistency before conversion.
Page Count & Print-Cost Inputs
Review the variables used to estimate page counts and print-cost ranges.
Book Matter Checklist Guide
Review front-matter, body-matter, and back-matter items commonly considered for different publication types.