{"id":10059,"date":"2026-07-06T02:41:37","date_gmt":"2026-07-06T02:41:37","guid":{"rendered":"https:\/\/blog.flipbuilder.com\/epub-accessibility-audits-a-practical-workflow-for-digital-publishers-2\/10059\/"},"modified":"2026-07-06T02:43:59","modified_gmt":"2026-07-06T02:43:59","slug":"epub-accessibility-audits-a-practical-workflow-for-digital-publishers-2","status":"publish","type":"post","link":"https:\/\/blog.flipbuilder.com\/vi\/epub-accessibility-audits-a-practical-workflow-for-digital-publishers-2\/10059\/","title":{"rendered":"Ki\u1ec3m tra kh\u1ea3 n\u0103ng truy c\u1eadp EPUB: Quy tr\u00ecnh th\u1ef1c ti\u1ec5n d\u00e0nh cho c\u00e1c nh\u00e0 xu\u1ea5t b\u1ea3n k\u1ef9 thu\u1eadt s\u1ed1"},"content":{"rendered":"

\u0110\u1ed1i v\u1edbi c\u00e1c \u0111\u1ed9i so s\u00e1nh N\u1ec1n t\u1ea3ng xu\u1ea5t b\u1ea3n k\u1ef9 thu\u1eadt s\u1ed1<\/a> ho\u1eb7c N\u1ec1n t\u1ea3ng xu\u1ea5t b\u1ea3n n\u1ed9i dung<\/a>FlipHTML5 l\u00e0 m\u1ed9t \u0111i\u1ec3m tham chi\u1ebfu h\u1eefu \u00edch \u0111\u1ec3 k\u1ebft n\u1ed1i. Xu\u1ea5t b\u1ea3n k\u1ef9 thu\u1eadt s\u1ed1<\/a> Quy tr\u00ecnh l\u00e0m vi\u1ec7c v\u1edbi ph\u00e2n ph\u1ed1i tr\u1ef1c tuy\u1ebfn v\u00e0 tr\u00ecnh b\u00e0y d\u1ec5 \u0111\u1ecdc.<\/p>\n

<\/p>\n

\"Ki\u1ec3m<\/figure>\n

Kh\u1ea3 n\u0103ng truy c\u1eadp c\u1ee7a EPUB kh\u00f4ng c\u00f2n l\u00e0 v\u1ea5n \u0111\u1ec1 k\u1ef9 thu\u1eadt chuy\u00ean bi\u1ec7t n\u1eefa. \u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 xu\u1ea5t b\u1ea3n k\u1ef9 thu\u1eadt s\u1ed1, n\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn tr\u1ea3i nghi\u1ec7m c\u1ee7a ng\u01b0\u1eddi \u0111\u1ecdc, s\u1ef1 ch\u1ea5p nh\u1eadn c\u1ee7a nh\u00e0 b\u00e1n l\u1ebb, vi\u1ec7c mua h\u00e0ng c\u1ee7a c\u00e1c t\u1ed5 ch\u1ee9c, ni\u1ec1m tin th\u01b0\u01a1ng hi\u1ec7u v\u00e0 gi\u00e1 tr\u1ecb l\u01b0u tr\u1eef l\u00e2u d\u00e0i. M\u1ed9t cu\u1ed1n s\u00e1ch tr\u00f4ng trau chu\u1ed1t v\u1eabn c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c nhu c\u1ea7u c\u1ee7a ng\u01b0\u1eddi \u0111\u1ecdc n\u1ebfu c\u00e1c ti\u00eau \u0111\u1ec1 kh\u00f4ng \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac h\u1ee3p l\u00fd, \u0111i\u1ec1u h\u01b0\u1edbng kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7, h\u00ecnh \u1ea3nh thi\u1ebfu v\u0103n b\u1ea3n thay th\u1ebf h\u1eefu \u00edch ho\u1eb7c th\u1ee9 t\u1ef1 \u0111\u1ecdc b\u1ecb gi\u00e1n \u0111o\u1ea1n tr\u00ean c\u00e1c thi\u1ebft b\u1ecb h\u1ed7 tr\u1ee3.<\/p>\n

Ki\u1ec3m tra kh\u1ea3 n\u0103ng truy c\u1eadp EPUB cung c\u1ea5p cho c\u00e1c nh\u00f3m xu\u1ea5t b\u1ea3n m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i \u0111\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c v\u1ea5n \u0111\u1ec1 \u0111\u00f3 tr\u01b0\u1edbc khi ph\u00e1t h\u00e0nh. M\u1ee5c ti\u00eau kh\u00f4ng ph\u1ea3i l\u00e0 bi\u1ebfn m\u1ecdi bi\u00ean t\u1eadp vi\u00ean th\u00e0nh nh\u00e0 ph\u00e1t tri\u1ec3n chuy\u00ean nghi\u1ec7p. M\u1ee5c ti\u00eau l\u00e0 x\u00e2y d\u1ef1ng m\u1ed9t quy tr\u00ecnh l\u00e0m vi\u1ec7c th\u1ef1c t\u1ebf k\u1ebft h\u1ee3p \u0111\u00e1nh gi\u00e1 bi\u00ean t\u1eadp, c\u1ea5u tr\u00fac ng\u1eef ngh\u0129a, ki\u1ec3m tra t\u1ef1 \u0111\u1ed9ng v\u00e0 c\u00e1c b\u00e0i ki\u1ec3m tra \u0111\u1ecdc th\u1ef1c t\u1ebf.<\/p>\n

M\u1ed9t cu\u1ed9c ki\u1ec3m tra kh\u1ea3 n\u0103ng truy c\u1eadp EPUB c\u1ea7n bao g\u1ed3m nh\u1eefng g\u00ec?<\/h2>\n

M\u1ed9t cu\u1ed9c ki\u1ec3m tra h\u1eefu \u00edch s\u1ebd xem x\u00e9t ebook nh\u01b0 m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u1ecdc, ch\u1ee9 kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t t\u1ec7p tin v\u01b0\u1ee3t qua ki\u1ec3m tra h\u1ee3p l\u1ec7. N\u00f3 c\u1ea7n ki\u1ec3m tra si\u00eau d\u1eef li\u1ec7u g\u00f3i, m\u1ee5c l\u1ee5c, HTML ng\u1eef ngh\u0129a, m\u00f4 t\u1ea3 h\u00ecnh \u1ea3nh, c\u00e1c t\u00f9y ch\u1ecdn ph\u01b0\u01a1ng ti\u1ec7n, c\u00e0i \u0111\u1eb7t ng\u00f4n ng\u1eef, h\u00e0nh vi li\u00ean k\u1ebft v\u00e0 c\u00e1ch s\u00e1ch ho\u1ea1t \u0111\u1ed9ng trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u1ecdc ph\u1ed5 bi\u1ebfn.<\/p>\n

Quy tr\u00ecnh ki\u1ec3m \u0111\u1ecbnh m\u1ea1nh m\u1ebd nh\u1ea5t k\u1ebft h\u1ee3p ba l\u1edbp: x\u00e1c th\u1ef1c t\u1ef1 \u0111\u1ed9ng, xem x\u00e9t th\u1ee7 c\u00f4ng c\u00f3 c\u1ea5u tr\u00fac v\u00e0 ki\u1ec3m th\u1eed ch\u1ea5t l\u01b0\u1ee3ng tr\u00ean thi\u1ebft b\u1ecb. C\u00e1c c\u00f4ng c\u1ee5 t\u1ef1 \u0111\u1ed9ng ph\u00e1t hi\u1ec7n nhi\u1ec1u l\u1ed7i k\u1ef9 thu\u1eadt. Xem x\u00e9t th\u1ee7 c\u00f4ng gi\u00fap ki\u1ec3m tra \u00fd ngh\u0129a, s\u1ef1 r\u00f5 r\u00e0ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng bi\u00ean t\u1eadp. Ki\u1ec3m th\u1eed tr\u00ean thi\u1ebft b\u1ecb cho th\u1ea5y tr\u1ea3i nghi\u1ec7m cu\u1ed1i c\u00f9ng c\u00f3 th\u1ef1c s\u1ef1 ph\u00f9 h\u1ee3p v\u1edbi ng\u01b0\u1eddi \u0111\u1ecdc hay kh\u00f4ng.<\/p>\n

B\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c ki\u1ec3m tra g\u00f3i ph\u1ea7n m\u1ec1m v\u00e0 si\u00eau d\u1eef li\u1ec7u.<\/h2>\n

Tr\u01b0\u1edbc khi xem x\u00e9t c\u00e1c ch\u01b0\u01a1ng, h\u00e3y x\u00e1c nh\u1eadn r\u1eb1ng g\u00f3i EPUB \u0111\u00e3 ho\u00e0n ch\u1ec9nh v\u00e0 \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 \u0111\u1ea7y \u0111\u1ee7. T\u1ec7p OPF ph\u1ea3i bao g\u1ed3m ti\u00eau \u0111\u1ec1, t\u00e1c gi\u1ea3, ng\u00f4n ng\u1eef, m\u00e3 \u0111\u1ecbnh danh, ng\u00e0y xu\u1ea5t b\u1ea3n ch\u00ednh x\u00e1c v\u00e0 si\u00eau d\u1eef li\u1ec7u v\u1ec1 kh\u1ea3 n\u0103ng truy c\u1eadp (n\u1ebfu c\u00f3). Si\u00eau d\u1eef li\u1ec7u b\u1ecb thi\u1ebfu ho\u1eb7c kh\u00f4ng nh\u1ea5t qu\u00e1n c\u00f3 th\u1ec3 khi\u1ebfn vi\u1ec7c ph\u00e2n ph\u1ed1i, l\u1eadp danh m\u1ee5c, t\u00ecm ki\u1ebfm v\u00e0 \u0111\u00e1nh gi\u00e1 t\u1ec7p tr\u1edf n\u00ean kh\u00f3 kh\u0103n h\u01a1n.<\/p>\n

C\u00e1c nh\u00e0 xu\u1ea5t b\u1ea3n c\u0169ng n\u00ean x\u00e1c nh\u1eadn r\u1eb1ng h\u00ecnh \u1ea3nh b\u00eca, t\u00e0i li\u1ec7u h\u01b0\u1edbng d\u1eabn, th\u1ee9 t\u1ef1 g\u00e1y s\u00e1ch v\u00e0 c\u00e1c t\u00e0i li\u1ec7u tham kh\u1ea3o \u0111\u1ec1u h\u1ee3p l\u1ec7. \u0110\u01b0\u1eddng d\u1eabn t\u1ec7p b\u1ecb l\u1ed7i, t\u00e0i nguy\u00ean kh\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u00e0 m\u00e3 \u0111\u1ecbnh danh tr\u00f9ng l\u1eb7p th\u01b0\u1eddng ch\u1ec9 ra c\u00e1c v\u1ea5n \u0111\u1ec1 s\u1ea3n xu\u1ea5t nghi\u00eam tr\u1ecdng h\u01a1n.<\/p>\n

Ki\u1ec3m tra c\u1ea5u tr\u00fac b\u00e0i \u0111\u1ecdc<\/h2>\n
\"Quy<\/figure>\n

C\u00e1c t\u1ec7p EPUB d\u1ec5 truy c\u1eadp ph\u1ee5 thu\u1ed9c v\u00e0o c\u1ea5u tr\u00fac c\u00f3 \u00fd ngh\u0129a. Ti\u00eau \u0111\u1ec1 n\u00ean tu\u00e2n theo th\u1ee9 t\u1ef1 logic, danh s\u00e1ch n\u00ean \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u l\u00e0 danh s\u00e1ch, b\u1ea3ng n\u00ean \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho d\u1eef li\u1ec7u d\u1ea1ng b\u1ea3ng ch\u1ee9 kh\u00f4ng ph\u1ea3i \u0111\u1ec3 b\u1ed1 c\u1ee5c, v\u00e0 c\u00e1c ph\u1ea7n n\u00ean s\u1eed d\u1ee5ng HTML ng\u1eef ngh\u0129a b\u1ea5t c\u1ee9 khi n\u00e0o c\u00f3 th\u1ec3. C\u1ea5u tr\u00fac n\u00e0y gi\u00fap ng\u01b0\u1eddi d\u00f9ng tr\u00ecnh \u0111\u1ecdc m\u00e0n h\u00ecnh \u0111i\u1ec1u h\u01b0\u1edbng s\u00e1ch v\u00e0 gi\u00fap t\u1ea5t c\u1ea3 ng\u01b0\u1eddi \u0111\u1ecdc di chuy\u1ec3n qua n\u1ed9i dung m\u1ed9t c\u00e1ch d\u1ec5 d\u1ef1 \u0111o\u00e1n.<\/p>\n

M\u1ed9t b\u1ea3n h\u01b0\u1edbng d\u1eabn th\u1ef1c h\u00e0nh c\u1ea7n tr\u1ea3 l\u1eddi nh\u1eefng c\u00e2u h\u1ecfi sau:<\/p>\n

    \n
  • Ti\u00eau \u0111\u1ec1:<\/strong> Ti\u00eau \u0111\u1ec1 ch\u01b0\u01a1ng v\u00e0 ti\u00eau \u0111\u1ec1 ph\u1ee5 c\u00f3 tu\u00e2n theo m\u1ed9t c\u1ea5u tr\u00fac ph\u00e2n c\u1ea5p r\u00f5 r\u00e0ng m\u00e0 kh\u00f4ng b\u1ecf qua b\u1ea5t k\u1ef3 c\u1ea5p \u0111\u1ed9 n\u00e0o kh\u00f4ng?<\/li>\n
  • \u0110i\u1ec1u h\u01b0\u1edbng:<\/strong> M\u1ee5c l\u1ee5c c\u00f3 ph\u1ea3n \u00e1nh \u0111\u00fang c\u1ea5u tr\u00fac th\u1ef1c s\u1ef1 c\u1ee7a cu\u1ed1n s\u00e1ch kh\u00f4ng?<\/li>\n
  • C\u00e1c \u0111\u1ecba danh:<\/strong> C\u00e1c ph\u1ea7n nh\u01b0 l\u1eddi gi\u1edbi thi\u1ec7u, n\u1ed9i dung ch\u00ednh, ch\u00fa th\u00edch, t\u00e0i li\u1ec7u tham kh\u1ea3o v\u00e0 m\u1ee5c l\u1ee5c \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng ch\u01b0a?<\/li>\n
  • Th\u1ee9 t\u1ef1 \u0111\u1ecdc:<\/strong> N\u1ed9i dung c\u00f3 hi\u1ec3n th\u1ecb \u0111\u00fang c\u00e1ch khi ki\u1ec3u \u0111\u1ecbnh d\u1ea1ng b\u1ecb v\u00f4 hi\u1ec7u h\u00f3a ho\u1eb7c \u0111\u01b0\u1ee3c \u0111\u1ecdc to kh\u00f4ng?<\/li>\n
  • Li\u00ean k\u1ebft:<\/strong> C\u00e1c tham chi\u1ebfu ch\u00e9o, ch\u00fa th\u00edch cu\u1ed1i trang v\u00e0 li\u00ean k\u1ebft ngo\u00e0i c\u00f3 mang t\u00ednh m\u00f4 t\u1ea3 v\u00e0 ch\u1ee9c n\u0103ng kh\u00f4ng?<\/li>\n<\/ul>\n

    Xem l\u1ea1i h\u00ecnh \u1ea3nh, bi\u1ec3u \u0111\u1ed3 v\u00e0 ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n th\u00f4ng<\/h2>\n

    V\u0103n b\u1ea3n thay th\u1ebf (alt text) c\u1ea7n truy\u1ec1n \u0111\u1ea1t m\u1ee5c \u0111\u00edch c\u1ee7a m\u1ed7i h\u00ecnh \u1ea3nh c\u00f3 \u00fd ngh\u0129a. H\u00ecnh \u1ea3nh trang tr\u00ed c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u \u0111\u1ec3 c\u00f4ng ngh\u1ec7 h\u1ed7 tr\u1ee3 b\u1ecf qua ch\u00fang, nh\u01b0ng s\u01a1 \u0111\u1ed3, \u1ea3nh ch\u1ee5p m\u00e0n h\u00ecnh, bi\u1ec3u \u0111\u1ed3, b\u1ea3n \u0111\u1ed3 v\u00e0 h\u00ecnh \u1ea3nh h\u01b0\u1edbng d\u1eabn c\u1ea7n c\u00f3 m\u00f4 t\u1ea3 h\u1ed7 tr\u1ee3 n\u1ed9i dung xung quanh.<\/p>\n

    \u0110\u1ed1i v\u1edbi nh\u1eefng h\u00ecnh \u1ea3nh ph\u1ee9c t\u1ea1p, thu\u1ed9c t\u00ednh alt ng\u1eafn g\u1ecdn c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u1ee7. C\u00e1c nh\u00e0 xu\u1ea5t b\u1ea3n c\u00f3 th\u1ec3 c\u1ea7n th\u00eam v\u0103n b\u1ea3n gi\u1ea3i th\u00edch b\u00ean c\u1ea1nh, m\u00f4 t\u1ea3 d\u00e0i, b\u1ea3ng d\u1eef li\u1ec7u ho\u1eb7c ch\u00fa th\u00edch \u0111\u01b0\u1ee3c vi\u1ebft l\u1ea1i. B\u00e0i ki\u1ec3m tra bi\u00ean t\u1eadp r\u1ea5t \u0111\u01a1n gi\u1ea3n: n\u1ebfu ng\u01b0\u1eddi \u0111\u1ecdc kh\u00f4ng th\u1ec3 nh\u00ecn th\u1ea5y h\u00ecnh \u1ea3nh, li\u1ec7u h\u1ecd v\u1eabn c\u00f3 th\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c th\u00f4ng \u0111i\u1ec7p mu\u1ed1n truy\u1ec1n t\u1ea3i?<\/p>\n

    H\u00e3y s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 t\u1ef1 \u0111\u1ed9ng, nh\u01b0ng \u0111\u1eebng d\u1eebng l\u1ea1i \u1edf \u0111\u00f3.<\/h2>\n

    C\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 EPUBCheck r\u1ea5t c\u1ea7n thi\u1ebft v\u00ec ch\u00fang nhanh ch\u00f3ng x\u00e1c \u0111\u1ecbnh c\u00e1c v\u1ea5n \u0111\u1ec1 k\u1ef9 thu\u1eadt. C\u00e1c c\u00f4ng c\u1ee5 ki\u1ec3m tra t\u1eadp trung v\u00e0o kh\u1ea3 n\u0103ng truy c\u1eadp c\u0169ng c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n v\u0103n b\u1ea3n thay th\u1ebf b\u1ecb thi\u1ebfu, \u0111\u00e1nh d\u1ea5u kh\u00f4ng h\u1ee3p l\u1ec7 v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 c\u1ea5u tr\u00fac. Tuy nhi\u00ean, c\u00e1c ki\u1ec3m tra t\u1ef1 \u0111\u1ed9ng kh\u00f4ng th\u1ec3 \u0111\u00e1nh gi\u00e1 \u0111\u1ea7y \u0111\u1ee7 xem v\u0103n b\u1ea3n thay th\u1ebf c\u00f3 h\u1eefu \u00edch hay kh\u00f4ng, ti\u00eau \u0111\u1ec1 c\u00f3 h\u1ee3p l\u00fd hay kh\u00f4ng, ho\u1eb7c ph\u1ea7n gi\u1ea3i th\u00edch bi\u1ec3u \u0111\u1ed3 c\u00f3 \u0111\u1ea7y \u0111\u1ee7 hay kh\u00f4ng.<\/p>\n

    H\u00e3y coi qu\u00e1 tr\u00ecnh x\u00e1c nh\u1eadn t\u1ef1 \u0111\u1ed9ng nh\u01b0 b\u01b0\u1edbc ki\u1ec3m tra \u0111\u1ea7u ti\u00ean, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 b\u01b0\u1edbc ph\u00ea duy\u1ec7t cu\u1ed1i c\u00f9ng. M\u1ed9t b\u00e1o c\u00e1o c\u00f4ng c\u1ee5 t\u1ed1t s\u1ebd gi\u00fap ebook chuy\u1ec3n sang giai \u0111o\u1ea1n xem x\u00e9t th\u1ee7 c\u00f4ng v\u00e0 th\u1eed nghi\u1ec7m tr\u00ean thi\u1ebft b\u1ecb, ch\u1ee9 kh\u00f4ng ph\u1ea3i xu\u1ea5t b\u1ea3n ngay l\u1eadp t\u1ee9c.<\/p>\n

    X\u00e2y d\u1ef1ng danh s\u00e1ch ki\u1ec3m tra s\u1eb5n s\u00e0ng ph\u00e1t h\u00e0nh<\/h2>\n
    \"Danh<\/figure>\n

    M\u1ed9t danh s\u00e1ch ki\u1ec3m tra \u0111\u01a1n gi\u1ea3n gi\u00fap \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n trong vi\u1ec7c ki\u1ec3m to\u00e1n gi\u1eefa c\u00e1c t\u1ef1a game, nh\u00f3m v\u00e0 nh\u00e0 cung c\u1ea5p. Danh s\u00e1ch n\u00e0y c\u1ea7n \u0111\u1ee7 ng\u1eafn g\u1ecdn \u0111\u1ec3 s\u1eed d\u1ee5ng cho m\u1ecdi b\u1ea3n ph\u00e1t h\u00e0nh nh\u01b0ng c\u0169ng \u0111\u1ee7 c\u1ee5 th\u1ec3 \u0111\u1ec3 tr\u00e1nh nh\u1eefng ph\u00ea duy\u1ec7t m\u01a1 h\u1ed3.<\/p>\n

      \n
    1. X\u00e1c th\u1ef1c t\u1ec7p:<\/strong> Ch\u1ea1y EPUBCheck v\u00e0 s\u1eeda c\u00e1c l\u1ed7i v\u1ec1 g\u00f3i, spine, manifest v\u00e0 markup.<\/li>\n
    2. Xem l\u1ea1i c\u1ea5u tr\u00fac t\u00e0i li\u1ec7u:<\/strong> X\u00e1c nh\u1eadn c\u00e1c ti\u00eau \u0111\u1ec1, m\u1ee5c, danh s\u00e1ch, b\u1ea3ng, ghi ch\u00fa v\u00e0 c\u00e1c m\u1ed1c quan tr\u1ecdng.<\/li>\n
    3. Ki\u1ec3m tra \u0111i\u1ec1u h\u01b0\u1edbng:<\/strong> Ki\u1ec3m tra m\u1ee5c l\u1ee5c, danh s\u00e1ch trang (n\u1ebfu c\u00f3), ch\u00fa th\u00edch cu\u1ed1i trang, li\u00ean k\u1ebft ng\u01b0\u1ee3c v\u00e0 tham chi\u1ebfu n\u1ed9i b\u1ed9.<\/li>\n
    4. C\u00e1c l\u1ef1a ch\u1ecdn h\u00ecnh \u1ea3nh ki\u1ec3m to\u00e1n:<\/strong> Ki\u1ec3m tra t\u00ednh h\u1eefu \u00edch c\u1ee7a v\u0103n b\u1ea3n thay th\u1ebf (alt text), c\u00e1ch x\u1eed l\u00fd h\u00ecnh \u1ea3nh trang tr\u00ed v\u00e0 m\u00f4 t\u1ea3 d\u00e0i cho c\u00e1c h\u00ecnh \u1ea3nh ph\u1ee9c t\u1ea1p.<\/li>\n
    5. Th\u1ee9 t\u1ef1 \u0111\u1ecdc b\u00e0i ki\u1ec3m tra:<\/strong> \u0110\u1ecdc c\u00e1c ph\u1ea7n quan tr\u1ecdng v\u1edbi ki\u1ec3u \u0111\u1ecbnh d\u1ea1ng b\u1ecb t\u1eaft ho\u1eb7c th\u00f4ng qua c\u00e1c ch\u1ebf \u0111\u1ed9 h\u1ed7 tr\u1ee3 \u0111\u1ecdc.<\/li>\n
    6. M\u1edf tr\u00ean thi\u1ebft b\u1ecb th\u1eadt:<\/strong> N\u1ebfu c\u00f3 th\u1ec3, h\u00e3y th\u1eed nghi\u1ec7m \u00edt nh\u1ea5t m\u1ed9t tr\u00ecnh \u0111\u1ecdc tr\u00ean m\u00e1y t\u00ednh \u0111\u1ec3 b\u00e0n, m\u1ed9t tr\u00ecnh \u0111\u1ecdc tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng v\u00e0 m\u1ed9t quy tr\u00ecnh l\u00e0m vi\u1ec7c c\u1ee7a tr\u00ecnh \u0111\u1ecdc m\u00e0n h\u00ecnh.<\/li>\n
    7. C\u00e1c ngo\u1ea1i l\u1ec7 v\u1ec1 t\u00e0i li\u1ec7u:<\/strong> Ghi l\u1ea1i nh\u1eefng h\u1ea1n ch\u1ebf \u0111\u00e3 bi\u1ebft, c\u00e1c quy\u1ebft \u0111\u1ecbnh kh\u1eafc ph\u1ee5c v\u00e0 quy\u1ec1n s\u1edf h\u1eefu cho c\u00e1c phi\u00ean b\u1ea3n sau n\u00e0y.<\/li>\n<\/ol>\n

      Ph\u00e2n c\u00f4ng quy\u1ec1n s\u1edf h\u1eefu trong quy tr\u00ecnh l\u00e0m vi\u1ec7c<\/h2>\n

      Kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n khi tr\u00e1ch nhi\u1ec7m \u0111\u01b0\u1ee3c ph\u00e2n chia r\u00f5 r\u00e0ng. Bi\u00ean t\u1eadp vi\u00ean n\u00ean ch\u1ecbu tr\u00e1ch nhi\u1ec7m v\u1ec1 \u00fd ngh\u0129a, c\u1ea5u tr\u00fac, ph\u1ee5 \u0111\u1ec1 v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng v\u0103n b\u1ea3n thay th\u1ebf. Chuy\u00ean gia s\u1ea3n xu\u1ea5t n\u00ean ch\u1ecbu tr\u00e1ch nhi\u1ec7m v\u1ec1 \u0111\u1ecbnh d\u1ea1ng EPUB h\u1ee3p l\u1ec7 v\u00e0 \u0111\u00e1nh d\u1ea5u ng\u1eef ngh\u0129a. Ng\u01b0\u1eddi ki\u1ec3m \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng n\u00ean ch\u1ecbu tr\u00e1ch nhi\u1ec7m v\u1ec1 ki\u1ec3m th\u1eed tr\u00ean nhi\u1ec1u thi\u1ebft b\u1ecb v\u00e0 ki\u1ec3m tra tr\u01b0\u1edbc khi ph\u00e1t h\u00e0nh. Ng\u01b0\u1eddi qu\u1ea3n l\u00fd n\u00ean \u0111\u1ea3m b\u1ea3o c\u00e1c y\u00eau c\u1ea7u v\u1ec1 kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o l\u1ecbch tr\u00ecnh ch\u1ee9 kh\u00f4ng ph\u1ea3i \u0111\u01b0\u1ee3c th\u00eam v\u00e0o sau khi b\u1ea3n in th\u1eed cu\u1ed1i c\u00f9ng \u0111\u01b0\u1ee3c ho\u00e0n thi\u1ec7n.<\/p>\n

      N\u1ebfu c\u00f3 s\u1ef1 tham gia c\u1ee7a c\u00e1c nh\u00e0 cung c\u1ea5p b\u00ean ngo\u00e0i, h\u00e3y \u0111\u01b0a c\u00e1c y\u00eau c\u1ea7u v\u1ec1 kh\u1ea3 n\u0103ng truy c\u1eadp v\u00e0o b\u1ea3n t\u00f3m t\u1eaft v\u00e0 ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn. Nh\u00e0 cung c\u1ea5p c\u1ea7n bi\u1ebft ti\u00eau chu\u1ea9n n\u00e0o \u0111\u01b0\u1ee3c mong \u0111\u1ee3i, nh\u1eefng b\u00e1o c\u00e1o n\u00e0o \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u v\u00e0 c\u00e1ch th\u1ee9c xem x\u00e9t c\u00e1c b\u1ea3n s\u1eeda l\u1ed7i.<\/p>\n

      Nh\u1eefng l\u1ed7i th\u01b0\u1eddng g\u1eb7p c\u1ea7n tr\u00e1nh<\/h2>\n
        \n
      • Ch\u1ec9 d\u1ef1a v\u00e0o x\u00e1c th\u1ef1c:<\/strong> M\u1ed9t EPUB h\u1ee3p l\u1ec7 v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt v\u1eabn c\u00f3 th\u1ec3 kh\u00f3 s\u1eed d\u1ee5ng.<\/li>\n
      • Vi\u1ebft v\u0103n b\u1ea3n thay th\u1ebf chung:<\/strong> Nh\u1eefng t\u1eeb ng\u1eef nh\u01b0 "h\u00ecnh \u1ea3nh" hay "bi\u1ec3u \u0111\u1ed3" kh\u00f4ng gi\u00fap \u00edch g\u00ec cho ng\u01b0\u1eddi \u0111\u1ecdc.<\/li>\n
      • L\u00e0m ph\u1eb3ng c\u1ea5u tr\u00fac \u0111\u1ec3 thi\u1ebft k\u1ebf:<\/strong> Vi\u1ec7c t\u1ea1o ki\u1ec3u tr\u1ef1c quan kh\u00f4ng n\u00ean thay th\u1ebf c\u00e1c ti\u00eau \u0111\u1ec1 v\u00e0 danh s\u00e1ch mang t\u00ednh ng\u1eef ngh\u0129a.<\/li>\n
      • B\u1ecf qua c\u00e1c b\u00e0i ki\u1ec3m tra thi\u1ebft b\u1ecb:<\/strong> H\u1ec7 th\u1ed1ng \u0111\u1ecdc d\u1eef li\u1ec7u r\u1ea5t \u0111a d\u1ea1ng, v\u00ec v\u1eady b\u1ed9 ph\u1eadn ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m c\u1ea7n th\u1ef1c hi\u1ec7n c\u00e1c ki\u1ec3m tra th\u1ef1c t\u1ebf.<\/li>\n
      • Kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 v\u1ec1 kh\u1ea3 n\u0103ng truy c\u1eadp sau khi ra m\u1eaft:<\/strong> Kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 ch\u1eadm h\u01a1n v\u00e0 t\u1ed1n k\u00e9m h\u01a1n so v\u1edbi vi\u1ec7c xem x\u00e9t tr\u01b0\u1edbc khi ph\u00e1t h\u00e0nh.<\/li>\n<\/ul>\n

        T\u00f3m l\u1ea1i<\/h2>\n

        Ki\u1ec3m tra kh\u1ea3 n\u0103ng truy c\u1eadp EPUB l\u00e0 m\u1ed9t quy tr\u00ecnh ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng thi\u1ebft th\u1ef1c cho ng\u00e0nh xu\u1ea5t b\u1ea3n k\u1ef9 thu\u1eadt s\u1ed1 hi\u1ec7n \u0111\u1ea1i. B\u1eaft \u0111\u1ea7u v\u1edbi c\u00e1c t\u1ec7p h\u1ee3p l\u1ec7, xem x\u00e9t c\u1ea5u tr\u00fac ng\u1eef ngh\u0129a, c\u1ea3i thi\u1ec7n c\u00e1c h\u00ecnh \u1ea3nh thay th\u1ebf, ki\u1ec3m tra \u0111i\u1ec1u h\u01b0\u1edbng v\u00e0 x\u00e1c nh\u1eadn tr\u1ea3i nghi\u1ec7m tr\u00ean c\u00e1c h\u1ec7 th\u1ed1ng \u0111\u1ecdc th\u1ef1c t\u1ebf. C\u00e1c nh\u00e0 xu\u1ea5t b\u1ea3n th\u1ef1c hi\u1ec7n quy tr\u00ecnh n\u00e0y th\u01b0\u1eddng xuy\u00ean s\u1ebd ph\u00e1t h\u00e0nh s\u00e1ch \u0111i\u1ec7n t\u1eed d\u1ec5 \u0111\u1ecdc h\u01a1n, d\u1ec5 ph\u00e2n ph\u1ed1i h\u01a1n v\u00e0 \u0111\u00e1ng tin c\u1eady h\u01a1n.<\/p>","protected":false},"excerpt":{"rendered":"

        Kh\u1ea3 n\u0103ng truy c\u1eadp EPUB kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh. \u0110\u00f3 c\u00f2n l\u00e0 ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m. H\u01b0\u1edbng d\u1eabn n\u00e0y s\u1ebd tr\u00ecnh b\u00e0y quy tr\u00ecnh ki\u1ec3m tra l\u1eb7p l\u1ea1i m\u00e0 c\u00e1c nh\u00e0 xu\u1ea5t b\u1ea3n c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n tr\u01b0\u1edbc khi ph\u00e1t h\u00e0nh \u0111\u1ec3 ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c v\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng g\u1eb7p c\u1ee7a EPUB.<\/p>","protected":false},"author":24,"featured_media":10058,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1209,1,1219],"tags":[1238,1237,1239,1242,1241,1240],"class_list":["post-10059","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-content-strategy","category-digital-publishing","category-publishing-technology","tag-ebook-accessibility","tag-epub-3","tag-epubcheck","tag-publishing-workflow","tag-semantic-html","tag-wcag"],"yoast_head":"\nEPUB Accessibility Audits: A Practical Workflow for Digital Publishers - FlipBuilder Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blog.flipbuilder.com\/vi\/epub-accessibility-audits-a-practical-workflow-for-digital-publishers-2\/10059\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"EPUB Accessibility Audits: A Practical Workflow for Digital Publishers - FlipBuilder Blog\" \/>\n<meta property=\"og:description\" content=\"EPUB accessibility is not just compliance. It is product quality. 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