{"id":561165,"date":"2026-07-03T09:20:14","date_gmt":"2026-07-03T02:20:14","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=561165"},"modified":"2026-07-03T09:20:14","modified_gmt":"2026-07-03T02:20:14","slug":"man-hinh-iphone-bi-luu-anh","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/man-hinh-iphone-bi-luu-anh\/","title":{"rendered":"M\u00e0n H\u00ecnh iPhone B\u1ecb L\u01b0u \u1ea2nh (Burn-in): C\u00e1ch Nh\u1eadn Bi\u1ebft & Kh\u1eafc Ph\u1ee5c 2026"},"content":{"rendered":"

M\u00e0n h\u00ecnh iPhone b\u1ecb l\u01b0u \u1ea3nh<\/b> (burn-in) l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng <\/span>b\u00f3ng m\u1edd c\u1ee7a h\u00ecnh \u1ea3nh t\u0129nh<\/b> c\u00f2n in l\u1ea1i tr\u00ean m\u00e0n h\u00ecnh ngay c\u1ea3 khi \u0111\u00e3 chuy\u1ec3n sang n\u1ed9i dung kh\u00e1c \u2014 th\u01b0\u1eddng th\u1ea5y b\u00f3ng thanh tr\u1ea1ng th\u00e1i, b\u00e0n ph\u00edm ho\u1eb7c bi\u1ec3u t\u01b0\u1ee3ng \u1ee9ng d\u1ee5ng. \u0110\u00e2y l\u00e0 \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a t\u1ea5m n\u1ec1n <\/span>OLED\/Super Retina XDR<\/b> tr\u00ean iPhone X tr\u1edf l\u00ean. B\u00e0i vi\u1ebft h\u01b0\u1edbng d\u1eabn <\/span>c\u00e1ch nh\u1eadn bi\u1ebft v\u00e0 kh\u1eafc ph\u1ee5c m\u00e0n h\u00ecnh b\u1ecb l\u01b0u \u1ea3nh<\/b>: ph\u00e2n bi\u1ec7t l\u01b0u \u1ea3nh t\u1ea1m th\u1eddi (h\u1ed3i \u0111\u01b0\u1ee3c) v\u1edbi burn-in v\u0129nh vi\u1ec5n, c\u00e1ch h\u1ea1n ch\u1ebf v\u00e0 khi n\u00e0o c\u1ea7n thay m\u00e0n \u2014 c\u1eadp nh\u1eadt 2026.<\/span><\/p>\n

M\u00e0n h\u00ecnh iPhone b\u1ecb l\u01b0u \u1ea3nh l\u00e0 g\u00ec?<\/b><\/h2>\n

T\u1ea5m n\u1ec1n OLED d\u00f9ng c\u00e1c \u0111i\u1ec3m \u1ea3nh t\u1ef1 ph\u00e1t s\u00e1ng. Khi m\u1ed9t h\u00ecnh \u1ea3nh t\u0129nh hi\u1ec3n th\u1ecb qu\u00e1 l\u00e2u \u1edf \u0111\u1ed9 s\u00e1ng cao, c\u00e1c \u0111i\u1ec3m \u1ea3nh \u0111\u00f3 <\/span>l\u00e3o h\u00f3a nhanh h\u01a1n<\/b> ph\u1ea7n c\u00f2n l\u1ea1i, \u0111\u1ec3 l\u1ea1i “b\u00f3ng ma” m\u1edd \u2014 g\u1ecdi l\u00e0 l\u01b0u \u1ea3nh (image retention) ho\u1eb7c burn-in. C\u1ea7n ph\u00e2n bi\u1ec7t hai m\u1ee9c \u0111\u1ed9 n\u00e0y tr\u00ean \u0111i\u1ec7n tho\u1ea1i iPhone<\/a> l\u00e0 nh\u01b0 th\u1ebf n\u00e0o.<\/span><\/p>\n\n\n\n\n\n
Lo\u1ea1i<\/b><\/td>\nD\u1ea5u hi\u1ec7u<\/b><\/td>\nKh\u1eafc ph\u1ee5c<\/b><\/td>\n<\/tr>\n
L\u01b0u \u1ea3nh t\u1ea1m th\u1eddi (image retention)<\/span><\/td>\nB\u00f3ng m\u1edd tho\u00e1ng qua, m\u1edd d\u1ea7n sau v\u00e0i ph\u00fat<\/span><\/td>\nT\u1ef1 h\u1ed3i \u0111\u01b0\u1ee3c<\/span><\/td>\n<\/tr>\n
Burn-in v\u0129nh vi\u1ec5n<\/span><\/td>\nB\u00f3ng c\u1ed1 \u0111\u1ecbnh, kh\u00f4ng m\u1ea5t d\u00f9 \u0111\u1ed5i n\u1ed9i dung<\/span><\/td>\nPh\u1ea3i thay m\u00e0n<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Nguy\u00ean nh\u00e2n m\u00e0n h\u00ecnh iPhone b\u1ecb l\u01b0u \u1ea3nh<\/b><\/h2>\n

Hi\u1ec7n t\u01b0\u1ee3ng l\u01b0u \u1ea3nh th\u01b0\u1eddng x\u1ea3y ra khi m\u1ed9t h\u00ecnh \u1ea3nh t\u0129nh \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb trong th\u1eddi gian d\u00e0i, ch\u1eb3ng h\u1ea1n nh\u01b0 thanh tr\u1ea1ng th\u00e1i, b\u00e0n ph\u00edm ho\u1eb7c giao di\u1ec7n \u1ee9ng d\u1ee5ng\/game \u0111\u1ec3 nguy\u00ean qu\u00e1 l\u00e2u. \u0110i\u1ec1u n\u00e0y khi\u1ebfn m\u1ed9t s\u1ed1 \u0111i\u1ec3m \u1ea3nh b\u1ecb \u201cgi\u1eef l\u1ea1i\u201d v\u00e0 hi\u1ec3n th\u1ecb m\u1edd ngay c\u1ea3 khi n\u1ed9i dung \u0111\u00e3 thay \u0111\u1ed5i.<\/span><\/p>\n

\"man-hinh-iphone-bi-luu-anh-1\"<\/p>\n

B\u00ean c\u1ea1nh \u0111\u00f3, vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u1ed9 s\u00e1ng cao li\u00ean t\u1ee5c c\u0169ng c\u00f3 th\u1ec3 l\u00e0m t\u0103ng t\u1ed1c \u0111\u1ed9 l\u00e3o h\u00f3a \u0111i\u1ec3m \u1ea3nh, khi\u1ebfn t\u00ecnh tr\u1ea1ng l\u01b0u \u1ea3nh xu\u1ea5t hi\u1ec7n r\u00f5 h\u01a1n. C\u00e1c thi\u1ebft b\u1ecb \u0111\u00e3 s\u1eed d\u1ee5ng l\u00e2u n\u0103m ho\u1eb7c m\u00e0n h\u00ecnh OLED xu\u1ed1ng c\u1ea5p c\u0169ng c\u00f3 nguy c\u01a1 cao h\u01a1n. Ngo\u00e0i ra, m\u00e0n h\u00ecnh thay th\u1ebf kh\u00f4ng ch\u00ednh h\u00e3ng ho\u1eb7c ch\u1ea5t l\u01b0\u1ee3ng th\u1ea5p c\u0169ng d\u1ec5 g\u1eb7p hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y s\u1edbm h\u01a1n b\u00ecnh th\u01b0\u1eddng.<\/span><\/p>\n

C\u00e1ch ki\u1ec3m tra m\u00e0n h\u00ecnh iPhone c\u00f3 b\u1ecb l\u01b0u \u1ea3nh kh\u00f4ng<\/b><\/h2>\n

B\u1ea1n c\u00f3 th\u1ec3 ki\u1ec3m tra hi\u1ec7n t\u01b0\u1ee3ng l\u01b0u \u1ea3nh b\u1eb1ng c\u00e1ch m\u1edf m\u1ed9t h\u00ecnh n\u1ec1n m\u00e0u \u0111\u1ed3ng nh\u1ea5t nh\u01b0 x\u00e1m, tr\u1eafng, \u0111\u1ecf ho\u1eb7c xanh \u1edf ch\u1ebf \u0111\u1ed9 to\u00e0n m\u00e0n h\u00ecnh. Sau \u0111\u00f3, t\u0103ng \u0111\u1ed9 s\u00e1ng l\u00ean m\u1ee9c cao v\u00e0 quan s\u00e1t k\u1ef9 b\u1ec1 m\u1eb7t hi\u1ec3n th\u1ecb.<\/span><\/p>\n

N\u1ebfu xu\u1ea5t hi\u1ec7n b\u00f3ng m\u1edd c\u1ee7a c\u00e1c chi ti\u1ebft c\u0169 nh\u01b0 thanh tr\u1ea1ng th\u00e1i, b\u00e0n ph\u00edm ho\u1eb7c bi\u1ec3u t\u01b0\u1ee3ng \u1ee9ng d\u1ee5ng in l\u1ea1i tr\u00ean n\u1ec1n m\u00e0u, r\u1ea5t c\u00f3 th\u1ec3 m\u00e0n h\u00ecnh \u0111\u00e3 b\u1ecb l\u01b0u \u1ea3nh. Ngo\u00e0i ra, b\u1ea1n c\u0169ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c \u1ee9ng d\u1ee5ng \u201cscreen test\u201d mi\u1ec5n ph\u00ed \u0111\u1ec3 hi\u1ec3n th\u1ecb l\u1ea7n l\u01b0\u1ee3t c\u00e1c m\u00e0u thu\u1ea7n, gi\u00fap d\u1ec5 d\u00e0ng ph\u00e1t hi\u1ec7n t\u00ecnh tr\u1ea1ng n\u00e0y h\u01a1n.<\/span><\/p>\n

C\u00e1ch kh\u1eafc ph\u1ee5c m\u00e0n h\u00ecnh iPhone b\u1ecb l\u01b0u \u1ea3nh (t\u1eebng b\u01b0\u1edbc)<\/b><\/h2>\n

Hi\u1ec7n t\u01b0\u1ee3ng m\u00e0n h\u00ecnh \u0111i\u1ec7n tho\u1ea1i b\u1ecb l\u01b0u \u1ea3nh (burn-in ho\u1eb7c ghosting) c\u00f3 th\u1ec3 x\u1ea3y ra sau th\u1eddi gian d\u00e0i hi\u1ec3n th\u1ecb n\u1ed9i dung t\u0129nh. Vi\u1ec7c kh\u1eafc ph\u1ee5c c\u1ea7n th\u1ef1c hi\u1ec7n t\u1eebng b\u01b0\u1edbc \u0111\u1ec3 ki\u1ec3m tra m\u1ee9c \u0111\u1ed9 \u1ea3nh h\u01b0\u1edfng, gi\u1ea3m hi\u1ec7n t\u01b0\u1ee3ng l\u01b0u \u1ea3nh v\u00e0 x\u00e1c \u0111\u1ecbnh xem c\u00f3 c\u1ea7n can thi\u1ec7p ph\u1ea7n c\u1ee9ng hay kh\u00f4ng nh\u1eb1m \u0111\u1ea3m b\u1ea3o hi\u1ec3n th\u1ecb \u1ed5n \u0111\u1ecbnh tr\u1edf l\u1ea1i.<\/span><\/p>\n

\"man-hinh-iphone-bi-luu-anh-2\"<\/p>\n

B\u01b0\u1edbc 1: Kh\u1edfi \u0111\u1ed9ng l\u1ea1i iPhone<\/b><\/h3>\n

T\u1eaft ngu\u1ed3n v\u00e0 b\u1eadt l\u1ea1i, ho\u1eb7c <\/span>kh\u1edfi \u0111\u1ed9ng l\u1ea1i<\/b> m\u00e1y. V\u1edbi l\u01b0u \u1ea3nh t\u1ea1m th\u1eddi, vi\u1ec7c n\u00e0y th\u01b0\u1eddng gi\u00fap b\u00f3ng m\u1edd m\u1edd d\u1ea7n v\u00e0 bi\u1ebfn m\u1ea5t.<\/span><\/p>\n

B\u01b0\u1edbc 2: \u0110\u1ec3 m\u00e0n ngh\u1ec9 v\u00e0 hi\u1ec3n th\u1ecb n\u1ed9i dung \u0111\u1ed9ng<\/b><\/h3>\n

T\u1eaft m\u00e0n, \u0111\u1ec3 m\u00e1y ngh\u1ec9 m\u1ed9t l\u00fac; sau \u0111\u00f3 m\u1edf video to\u00e0n m\u00e0n h\u00ecnh ho\u1eb7c m\u1ed9t <\/span>\u0111o\u1ea1n \u0111\u1ed5i m\u00e0u li\u00ean t\u1ee5c<\/b> trong v\u00e0i ph\u00fat \u0111\u1ec3 c\u00e1c \u0111i\u1ec3m \u1ea3nh “l\u00e0m vi\u1ec7c” \u0111\u1ec1u, gi\u00fap c\u00e2n b\u1eb1ng l\u1ea1i b\u00f3ng m\u1edd.<\/span><\/p>\n

B\u01b0\u1edbc 3: Gi\u1ea3m \u0111\u1ed9 s\u00e1ng v\u00e0 b\u1eadt Auto-Brightness<\/b><\/h3>\n

V\u00e0o <\/span>C\u00e0i \u0111\u1eb7t \u2192 Tr\u1ee3 n\u0103ng \u2192 M\u00e0n h\u00ecnh & C\u1ee1 ch\u1eef \u2192 T\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 s\u00e1ng<\/b> \u0111\u1ec3 m\u00e1y t\u1ef1 h\u1ea1 s\u00e1ng; gi\u1ea3m \u0111\u1ed9 s\u00e1ng t\u1ed5ng th\u1ec3 gi\u00fap gi\u1ea3m \u00e1p l\u1ef1c l\u00ean \u0111i\u1ec3m \u1ea3nh v\u00e0 h\u1ea1n ch\u1ebf l\u01b0u \u1ea3nh lan r\u1ed9ng.<\/span><\/p>\n

B\u01b0\u1edbc 4: B\u1eadt T\u1ef1 \u0111\u1ed9ng kh\u00f3a m\u00e0n h\u00ecnh ng\u1eafn<\/b><\/h3>\n

V\u00e0o <\/span>C\u00e0i \u0111\u1eb7t \u2192 M\u00e0n h\u00ecnh & \u0110\u1ed9 s\u00e1ng \u2192 T\u1ef1 \u0111\u1ed9ng kh\u00f3a<\/b>, ch\u1ecdn 30 gi\u00e2y ho\u1eb7c 1 ph\u00fat \u0111\u1ec3 m\u00e0n kh\u00f4ng hi\u1ec3n th\u1ecb h\u00ecnh t\u0129nh qu\u00e1 l\u00e2u khi kh\u00f4ng d\u00f9ng.<\/span><\/p>\n

\"man-hinh-iphone-bi-luu-anh-3\"<\/p>\n

Khi n\u00e0o l\u00e0 burn-in v\u0129nh vi\u1ec5n (ph\u1ea3i thay m\u00e0n)?<\/b><\/h2>\n