First Contentful Paint<\/a>– m\u1ed9t ch\u1ec9 s\u1ed1 \u0111o t\u1ed1c \u0111\u1ed9 quan tr\u1ecdng d\u01b0\u1edbi g\u00f3c \u0111\u1ed9 c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/li><\/ul>\n\n\nT\u00f4i c\u00f3 th\u1ec3 t\u1ef1 tin n\u00f3i \u0111i\u1ec1u n\u00e0y, r\u1ea5t nhi\u1ec1u website kh\u00f4ng c\u1ea7n font t\u00f9y ch\u1ec9nh, vi\u1ec7c s\u1eed d\u1ee5ng font c\u00f3 s\u1eb5n tr\u00ean h\u1ec7 th\u1ed1ng thi\u1ebft b\u1ecb c\u1ee7a ng\u01b0\u1eddi d\u00f9ng l\u00e0 \u0111\u1ee7.<\/p>\n\n\n
\u0110i\u1ec1u n\u00e0y gi\u00fap b\u1ea1n gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c c\u1ea3 3 v\u1ea5n \u0111\u1ec1 n\u00eau tr\u00ean, \u0111em \u0111\u1ebfn c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 kh\u00f4ng nh\u1ecf cho website. T\u1ea5t nhi\u00ean, n\u00f3i \u0111i c\u0169ng ph\u1ea3i n\u00f3i l\u1ea1i, n\u1ebfu font t\u00f9y ch\u1ec9nh \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng tr\u00ean trang th\u00ec b\u1ea1n v\u1eabn n\u00ean tri\u1ec3n khai, ch\u1ec9 c\u00f3 \u0111i\u1ec1u c\u1ea7n \u0111\u1ec3 \u00fd ch\u1ecdn l\u1ef1a font t\u00f9y ch\u1ec9nh nh\u1eb9 nh\u00e0ng, v\u00e0 ch\u1ecdn m\u00e1y ch\u1ee7 ch\u1ee9a font \u0111\u1ee7 nhanh (c\u00f3 th\u1ec3 l\u00e0 local host ho\u1eb7c b\u00ean th\u1ee9 ba t\u00f9y b\u1ea1n th\u1ea5y c\u00e1i n\u00e0o hi\u1ec7u qu\u1ea3 h\u01a1n).<\/p>\n\n\n
H\u1ea7u h\u1ebft c\u00e1c giao di\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng cao \u0111\u1ec1u t\u00edch h\u1ee3p font t\u00f9y ch\u1ec9nh v\u00e0 kh\u1ea3 n\u0103ng t\u1eaft ch\u1ee9c n\u0103ng n\u00e0y \u0111\u1ec3 ch\u1ec9 s\u1eed d\u1ee5ng font c\u1ee7a h\u1ec7 th\u1ed1ng m\u00e0 th\u00f4i.<\/p>\n\n\n
\u0110\u1ec3 ch\u1eafc ch\u1eafn website kh\u00f4ng s\u1eed d\u1ee5ng font t\u00f9y ch\u1ec9nh (d\u00f9 b\u1ea1n \u0111\u00e3 t\u1eaft ch\u1ee9c n\u0103ng n\u00e0y), b\u1ea1n n\u00ean ki\u1ec3m tra l\u1ea1i. C\u00e1ch ki\u1ec3m tra c\u0169ng \u0111\u01a1n gi\u1ea3n, b\u1ea1n d\u00f9ng Chrome, chu\u1ed9t ph\u1ea3i ch\u1ecdn Inspect, sau \u0111\u00f3 ch\u1ecdn tab Network, tick ti\u1ebfp v\u00e0o Disable cache, r\u1ed3i t\u1ea3i l\u1ea1i trang. Khi c\u00e1c t\u00e0i nguy\u00ean \u0111\u01b0\u1ee3c t\u1ea3i xong, b\u1ea1n nh\u1ea5n v\u00e0o c\u1ed9t Type \u0111\u1ec3 n\u00f3 s\u1eafp x\u1ebfp theo ki\u1ec3u, v\u00e0 nhanh ch\u00f3ng nh\u00f3m v\u00e0 ph\u00e1t hi\u1ec7n t\u00e0i nguy\u00ean font (n\u1ebfu n\u00f3 c\u00f3). Ch\u1eb3ng h\u1ea1n nh\u01b0 th\u1ebf n\u00e0y:<\/p>\n\n\n