{"id":398901,"date":"2024-10-19T23:25:38","date_gmt":"2024-10-19T16:25:38","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=398901"},"modified":"2024-10-19T23:25:38","modified_gmt":"2024-10-19T16:25:38","slug":"tang-toc-wifi","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/tang-toc-wifi\/","title":{"rendered":"Nh\u1eefng c\u00e1ch \u0111\u1ec3 t\u0103ng t\u1ed1c WiFi hi\u1ec7u qu\u1ea3, tr\u00e1nh gi\u1eadt lag"},"content":{"rendered":"

Trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng WiFi kh\u00f4ng th\u1ec3 tr\u00e1nh kh\u1ecfi nh\u1eefng l\u00fac t\u1ed1c \u0111\u1ed9 k\u1ebft n\u1ed1i, truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u b\u1ecb ch\u1eadm. \u0110i\u1ec1u n\u00e0y khi\u1ebfn ng\u01b0\u1eddi d\u00f9ng g\u1eb7p kh\u00f3 kh\u0103n trong qu\u00e1 tr\u00ecnh l\u00e0m vi\u1ec7c, gi\u1ea3i tr\u00ed. V\u1eady \u0111\u1ec3 t\u0103ng t\u1ed1c WiFi c\u1ea7n l\u00e0m g\u00ec? M\u1eddi c\u00e1c b\u1ea1n theo d\u00f5i b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y c\u1ee7a Ho\u00e0ng H\u00e0 Mobile, ch\u00fang t\u00f4i s\u1ebd h\u01b0\u1edbng d\u1eabn c\u00e1ch kh\u1eafc ph\u1ee5c t\u1ed1c \u0111\u1ed9 WiFi b\u1ecb ch\u1eadm cho c\u00e1c b\u1ea1n n\u1eafm \u0111\u01b0\u1ee3c!\u00a0<\/span><\/p>\n

WiFi l\u00e0 g\u00ec?\u00a0<\/span><\/h2>\n

WiFi \u0111\u01b0\u1ee3c vi\u1ebft t\u1eaft c\u1ee7a Wireless Fidelity l\u00e0 c\u00f4ng ngh\u1ec7 m\u1ea1ng kh\u00f4ng d\u00e2y cho ph\u00e9p c\u00e1c thi\u1ebft b\u1ecb nh\u01b0 \u0111i\u1ec7n tho\u1ea1i, laptop, m\u00e1y t\u00ednh b\u1ea3ng v\u00e0 nhi\u1ec1u thi\u1ebft b\u1ecb th\u00f4ng minh kh\u00e1c k\u1ebft n\u1ed1i v\u1edbi Internet ho\u1eb7c m\u1ea1ng n\u1ed9i b\u1ed9 m\u00e0 kh\u00f4ng c\u1ea7n s\u1eed d\u1ee5ng c\u00e1p m\u1ea1ng v\u1eadt l\u00fd. WiFi s\u1eed d\u1ee5ng s\u00f3ng v\u00f4 tuy\u1ebfn \u0111\u1ec3 truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u gi\u1eefa thi\u1ebft b\u1ecb v\u00e0 route gi\u00fap ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 truy c\u1eadp Internet d\u1ec5 d\u00e0ng \u1edf b\u1ea5t c\u1ee9 \u0111\u00e2u trong ph\u1ea1m vi ph\u1ee7 s\u00f3ng. Do \u0111\u00f3, t\u0103ng t\u1ed1c WiFi s\u1ebd gi\u00fap \u1edf nh\u1eefng v\u00f9ng c\u00e1ch xa v\u1ecb tr\u00ed route v\u1eabn c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ea1ng.\u00a0<\/span><\/p>\n

\"tang-toc-wifi-2\"<\/picture><\/p>\n

WiFi ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean s\u00f3ng v\u00f4 tuy\u1ebfn, t\u01b0\u01a1ng t\u1ef1 nh\u01b0 s\u00f3ng truy\u1ec1n h\u00ecnh, radio nh\u01b0ng v\u1edbi t\u1ea7n s\u1ed1 cao h\u01a1n \u0111\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u. Khi m\u1ed9t thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i WiFi, n\u00f3 s\u1ebd g\u1eedi t\u00edn hi\u1ec7u \u0111\u1ebfn router WiFi, thi\u1ebft b\u1ecb c\u00f3 nhi\u1ec7m v\u1ee5 nh\u1eadn v\u00e0 truy\u1ec1n l\u1ea1i d\u1eef li\u1ec7u gi\u1eefa thi\u1ebft b\u1ecb ng\u01b0\u1eddi d\u00f9ng v\u00e0 Internet. Router n\u00e0y k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp v\u1edbi modem, thi\u1ebft b\u1ecb trung gian gi\u00fap li\u00ean k\u1ebft h\u1ec7 th\u1ed1ng m\u1ea1ng n\u1ed9i b\u1ed9 v\u1edbi Internet b\u00ean ngo\u00e0i.\u00a0<\/span><\/p>\n

WiFi s\u1eed d\u1ee5ng c\u00e1c t\u1ea7n s\u1ed1 2.4 GHz v\u00e0 5 GHz v\u1edbi t\u1ed1c \u0111\u1ed9 v\u00e0 ph\u1ea1m vi kh\u00e1c nhau. T\u1ea7n s\u1ed1 2.4 GHz c\u00f3 ph\u1ea1m vi ph\u1ee7 s\u00f3ng r\u1ed9ng h\u01a1n nh\u01b0ng t\u1ed1c \u0111\u1ed9 ch\u1eadm h\u01a1n, trong khi t\u1ea7n s\u1ed1 5 GHz cho t\u1ed1c \u0111\u1ed9 nhanh h\u01a1n nh\u01b0ng ph\u1ea1m vi ng\u1eafn h\u01a1n.\u00a0\u00a0\u00a0<\/span><\/p>\n

Nguy\u00ean nh\u00e2n khi\u1ebfn t\u1ed1c \u0111\u1ed9 WiFi b\u1ecb ch\u1eadm\u00a0<\/span><\/h2>\n

T\u1ed1c \u0111\u1ed9 WiFi ch\u1eadm l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn g\u00e2y ra nhi\u1ec1u kh\u00f3 ch\u1ecbu trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng. T\u00edn hi\u1ec7u WiFi suy y\u1ebfu khi kho\u1ea3ng c\u00e1ch gi\u1eefa thi\u1ebft b\u1ecb v\u00e0 router qu\u00e1 xa ho\u1eb7c b\u1ecb c\u1ea3n tr\u1edf b\u1edfi t\u01b0\u1eddng, c\u1eeda k\u00ednh, c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c. \u0110i\u1ec1u n\u00e0y khi\u1ebfn gi\u1ea3m b\u0103ng th\u00f4ng d\u1eabn t\u1edbi hi\u1ec7n t\u01b0\u1ee3ng m\u1ea1ng b\u1ecb ch\u1eadm. Hay khi c\u00f3 nhi\u1ec1u thi\u1ebft b\u1ecb c\u00f9ng k\u1ebft n\u1ed1i v\u00e0o m\u1ea1ng WiFi, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi s\u1eed d\u1ee5ng c\u00e1c t\u00e1c v\u1ee5 ti\u00eau t\u1ed1n b\u0103ng th\u00f4ng nh\u01b0 streaming video, t\u1ea3i d\u1eef li\u1ec7u l\u1edbn ho\u1eb7c ch\u01a1i game tr\u1ef1c tuy\u1ebfn c\u0169ng c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m t\u1ed1c \u0111\u1ed9 cho t\u1ea5t c\u1ea3 c\u00e1c thi\u1ebft b\u1ecb. Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, ch\u00fang ta c\u1ea7n t\u00ecm c\u00e1ch t\u0103ng t\u1ed1c \u0111\u1ed9 WiFi \u0111\u1ec3 kh\u00f4ng l\u00e0m gi\u00e1n \u0111o\u1ea1n qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng.\u00a0<\/span><\/p>\n

\"tang-toc-wifi-4\"<\/picture><\/p>\n

C\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed nh\u01b0 l\u00f2 vi s\u00f3ng, \u0111i\u1ec7n tho\u1ea1i kh\u00f4ng d\u00e2y ho\u1eb7c loa Bluetooth c\u00f3 th\u1ec3 g\u00e2y nhi\u1ec5u s\u00f3ng WiFi, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi WiFi ho\u1ea1t \u0111\u1ed9ng \u1edf b\u0103ng t\u1ea7n 2.4 GHz. C\u00e1c router \u0111\u1eddi c\u0169 c\u00f3 th\u1ec3 kh\u00f4ng h\u1ed7 tr\u1ee3 t\u1ed1c \u0111\u1ed9 cao ho\u1eb7c kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd nhi\u1ec1u k\u1ebft n\u1ed1i c\u00f9ng l\u00fac, d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng m\u1ea1ng b\u1ecb ch\u1eadm. \u0110\u00f4i khi, t\u1ed1c \u0111\u1ed9 WiFi ch\u1eadm l\u00e0 do ch\u1ea5t l\u01b0\u1ee3ng d\u1ecbch v\u1ee5 t\u1eeb nh\u00e0 cung c\u1ea5p Internet. C\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0 \u0111\u1ee9t c\u00e1p quang ho\u1eb7c qu\u00e1 t\u1ea3i m\u1ea1ng t\u1ea1i khu v\u1ef1c c\u0169ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng. Vi\u1ec7c x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c nguy\u00ean nh\u00e2n s\u1ebd gi\u00fap b\u1ea1n t\u00ecm ra c\u00e1ch c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 WiFi hi\u1ec7u qu\u1ea3 h\u01a1n.\u00a0\u00a0\u00a0\u00a0<\/span><\/p>\n

6 c\u00e1ch t\u0103ng t\u1ed1c WiFi hi\u1ec7u qu\u1ea3\u00a0<\/span><\/h2>\n

Khi g\u1eb7p ph\u1ea3i t\u00ecnh tr\u1ea1ng WiFi ch\u1eadm, kh\u00f4ng \u00edt ng\u01b0\u1eddi ngh\u0129 ngay \u0111\u1ebfn vi\u1ec7c \u0111\u1ed5i g\u00f3i c\u01b0\u1edbc cao h\u01a1n ho\u1eb7c n\u00e2ng c\u1ea5p thi\u1ebft b\u1ecb. Tuy nhi\u00ean, tr\u01b0\u1edbc khi l\u00e0m \u0111i\u1ec1u \u0111\u00f3, b\u1ea1n c\u00f3 th\u1ec3 th\u1eed m\u1ed9t s\u1ed1 c\u00e1ch \u0111\u01a1n gi\u1ea3n nh\u01b0ng hi\u1ec7u qu\u1ea3 \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 WiFi ngay t\u1ea1i nh\u00e0. Nh\u1eefng bi\u1ec7n ph\u00e1p n\u00e0y kh\u00f4ng ch\u1ec9 d\u1ec5 th\u1ef1c hi\u1ec7n m\u00e0 c\u00f2n gi\u00fap kh\u1eafc ph\u1ee5c nhi\u1ec1u nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn g\u00e2y ch\u1eadm m\u1ea1ng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng g\u1ee3i \u00fd h\u1eefu \u00edch \u0111\u1ec3 b\u1ea1n t\u1ed1i \u01b0u h\u00f3a k\u1ebft n\u1ed1i WiFi, c\u1ee5 th\u1ec3:\u00a0<\/span><\/p>\n

Kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem\u00a0<\/span><\/h3>\n

M\u1ed9t trong nh\u1eefng c\u00e1ch \u0111\u01a1n gi\u1ea3n v\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ec3 t\u0103ng t\u1ed1c WiFi l\u00e0 kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem. Vi\u1ec7c n\u00e0y gi\u00fap l\u00e0m m\u1edbi to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng m\u1ea1ng, x\u00f3a b\u1ecf c\u00e1c l\u1ed7i k\u1ebft n\u1ed1i t\u1ea1m th\u1eddi v\u00e0 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 m\u1ea1ng. Theo th\u1eddi gian, modem c\u00f3 th\u1ec3 b\u1ecb qu\u00e1 t\u1ea3i do ph\u1ea3i x\u1eed l\u00fd li\u00ean t\u1ee5c c\u00e1c y\u00eau c\u1ea7u t\u1eeb nhi\u1ec1u thi\u1ebft b\u1ecb ho\u1eb7c do l\u1ed7i ph\u1ea7n m\u1ec1m, d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng m\u1ea1ng b\u1ecb ch\u1eadm ho\u1eb7c kh\u00f4ng \u1ed5n \u0111\u1ecbnh.\u00a0<\/span><\/p>\n

Khi kh\u1edfi \u0111\u1ed9ng l\u1ea1i, modem s\u1ebd ng\u1eaft k\u1ebft n\u1ed1i hi\u1ec7n t\u1ea1i v\u00e0 thi\u1ebft l\u1eadp l\u1ea1i t\u1eeb \u0111\u1ea7u, lo\u1ea1i b\u1ecf nh\u1eefng tr\u1ee5c tr\u1eb7c nh\u1ecf. \u0110i\u1ec1u n\u00e0y t\u01b0\u01a1ng t\u1ef1 nh\u01b0 vi\u1ec7c \u201creset\u201d b\u1ed9 nh\u1edb t\u1ea1m th\u1eddi (cache) c\u1ee7a modem gi\u00fap n\u00f3 ho\u1ea1t \u0111\u1ed9ng m\u01b0\u1ee3t m\u00e0 h\u01a1n. Ngo\u00e0i ra, qu\u00e1 tr\u00ecnh n\u00e0y c\u00f2n gi\u00fap h\u1ec7 th\u1ed1ng t\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh l\u1ea1i \u0111\u1ecba ch\u1ec9 IP c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i, gi\u1ea3m thi\u1ec3u hi\u1ec7n t\u01b0\u1ee3ng xung \u0111\u1ed9t m\u1ea1ng.\u00a0<\/span><\/p>\n

\"tang-toc-wifi-5\"<\/picture><\/p>\n

\u0110\u1ec3 kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem, b\u1ea1n ch\u1ec9 c\u1ea7n t\u1eaft thi\u1ebft b\u1ecb, \u0111\u1ee3i kho\u1ea3ng 10-30 gi\u00e2y, sau \u0111\u00f3 b\u1eadt l\u1ea1i. Th\u1eddi gian t\u1eaft gi\u00fap gi\u1ea3i ph\u00f3ng ho\u00e0n to\u00e0n \u0111i\u1ec7n n\u0103ng c\u00f2n l\u1ea1i trong modem, \u0111\u1ea3m b\u1ea3o t\u0103ng t\u1ed1c WiFi. Sau khi b\u1eadt l\u1ea1i, modem s\u1ebd t\u1ef1 \u0111\u1ed9ng thi\u1ebft l\u1eadp k\u1ebft n\u1ed1i v\u1edbi nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 v\u00e0 c\u00e1c thi\u1ebft b\u1ecb trong nh\u00e0 b\u1ea1n.\u00a0<\/span><\/p>\n

Trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p, ch\u1ec9 v\u1edbi m\u1ed9t thao t\u00e1c \u0111\u01a1n gi\u1ea3n nh\u01b0 kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem, b\u1ea1n c\u00f3 th\u1ec3 kh\u1eafc ph\u1ee5c nhanh ch\u00f3ng c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 t\u1ed1c \u0111\u1ed9 WiFi. N\u1ebfu sau khi th\u1ef1c hi\u1ec7n m\u00e0 t\u00ecnh tr\u1ea1ng m\u1ea1ng v\u1eabn ch\u1eadm, b\u1ea1n c\u00f3 th\u1ec3 th\u1eed th\u00eam c\u00e1c gi\u1ea3i ph\u00e1p kh\u00e1c nh\u01b0 ki\u1ec3m tra c\u00e1p m\u1ea1ng ho\u1eb7c li\u00ean h\u1ec7 nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u1ec3 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 chi ti\u1ebft h\u01a1n.\u00a0\u00a0<\/span><\/p>\n

Ki\u1ec3m tra v\u00e0 thay m\u1edbi c\u00e1p m\u1ea1ng\u00a0<\/span><\/h3>\n

M\u1ed9t nguy\u00ean nh\u00e2n th\u01b0\u1eddng b\u1ecb b\u1ecf qua khi WiFi ch\u1eadm l\u00e0 do c\u00e1p m\u1ea1ng b\u1ecb h\u1ecfng ho\u1eb7c kh\u00f4ng \u0111\u1ea1t chu\u1ea9n. C\u00e1p m\u1ea1ng \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u gi\u1eefa modem, router v\u00e0 c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c. N\u1ebfu c\u00e1p m\u1ea1ng b\u1ecb c\u0169, \u0111\u1ee9t g\u00e3y ho\u1eb7c kh\u00f4ng h\u1ed7 tr\u1ee3 t\u1ed1c \u0111\u1ed9 cao, vi\u1ec7c k\u1ebft n\u1ed1i s\u1ebd b\u1ecb gi\u00e1n \u0111o\u1ea1n v\u00e0 l\u00e0m gi\u1ea3m t\u1ed1c \u0111\u1ed9 WiFi \u0111\u00e1ng k\u1ec3.\u00a0<\/span><\/p>\n

\"tang-toc-wifi-6\"<\/picture><\/p>\n

\u0110\u1ec3 t\u0103ng t\u1ed1c WiFi, b\u1ea1n n\u00ean ki\u1ec3m tra t\u00ecnh tr\u1ea1ng c\u00e1p m\u1ea1ng b\u1eb1ng c\u00e1ch quan s\u00e1t c\u00e1c d\u1ea5u hi\u1ec7u v\u1eadt l\u00fd nh\u01b0 l\u1edbp v\u1ecf b\u1ecb s\u1eddn, \u0111\u1ee9t ho\u1eb7c g\u1eadp g\u00f3c qu\u00e1 m\u1ea1nh. C\u00e1c d\u00e2y c\u00e1p b\u1ecb h\u1ecfng c\u00f3 th\u1ec3 g\u00e2y m\u1ea5t k\u1ebft n\u1ed1i ho\u1eb7c l\u00e0m gi\u1ea3m t\u1ed1c \u0111\u1ed9 truy c\u1eadp Internet. N\u1ebfu b\u1ea1n th\u1ea5y c\u00e1c d\u1ea5u hi\u1ec7u b\u1ea5t th\u01b0\u1eddng, h\u00e3y thay th\u1ebf c\u00e1p m\u1edbi ngay l\u1eadp t\u1ee9c. \u0110\u1eb7c bi\u1ec7t, \u0111\u1ed1i v\u1edbi nh\u1eefng ai \u0111ang s\u1eed d\u1ee5ng c\u00e1p lo\u1ea1i c\u0169 nh\u01b0 c\u00e1p Cat5 n\u00ean c\u00e2n nh\u1eafc n\u00e2ng c\u1ea5p l\u00ean c\u00e1p Cat5e ho\u1eb7c Cat6. Nh\u1eefng lo\u1ea1i c\u00e1p n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u v\u1edbi t\u1ed1c \u0111\u1ed9 cao h\u01a1n, h\u1ed7 tr\u1ee3 t\u1ed1t h\u01a1n cho c\u00e1c g\u00f3i c\u01b0\u1edbc Internet hi\u1ec7n \u0111\u1ea1i.\u00a0<\/span><\/p>\n

Khi ch\u1ecdn c\u00e1p m\u1edbi, h\u00e3y l\u01b0u \u00fd \u0111\u1ebfn \u0111\u1ed9 d\u00e0i v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng c\u00e1p. C\u00e1p qu\u00e1 d\u00e0i c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t k\u1ebft n\u1ed1i do t\u00edn hi\u1ec7u suy gi\u1ea3m tr\u00ean \u0111o\u1ea1n \u0111\u01b0\u1eddng d\u00e0i. Ngo\u00e0i ra, vi\u1ec7c l\u1ef1a ch\u1ecdn c\u00e1p c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng nhi\u1ec5u t\u1ed1t c\u0169ng r\u1ea5t quan tr\u1ecdng, gi\u00fap tr\u00e1nh c\u00e1c t\u00e1c \u0111\u1ed9ng t\u1eeb m\u00f4i tr\u01b0\u1eddng b\u00ean ngo\u00e0i nh\u01b0 nhi\u1ec5u \u0111i\u1ec7n t\u1eeb. Vi\u1ec7c thay m\u1edbi c\u00e1p m\u1ea1ng kh\u00f4ng ch\u1ec9 gi\u00fap c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 WiFi m\u00e0 c\u00f2n \u0111\u1ea3m b\u1ea3o k\u1ebft n\u1ed1i \u1ed5n \u0111\u1ecbnh h\u01a1n.<\/span><\/p>\n

\u0110\u1eb7t l\u1ea1i v\u1ecb tr\u00ed router ph\u00e1t m\u1ea1ng WiFi\u00a0<\/span><\/h3>\n

V\u1ecb tr\u00ed \u0111\u1eb7t router WiFi \u1ea3nh h\u01b0\u1edfng r\u1ea5t l\u1edbn \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng t\u00edn hi\u1ec7u v\u00e0 t\u1ed1c \u0111\u1ed9 k\u1ebft n\u1ed1i Internet. Khi ng\u01b0\u1eddi d\u00f9ng \u0111\u1eb7t router \u1edf nh\u1eefng v\u1ecb tr\u00ed kh\u00f4ng h\u1ee3p l\u00fd nh\u01b0 g\u00f3c nh\u00e0 ho\u1eb7c g\u1ea7n c\u00e1c v\u1eadt c\u1ea3n c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m t\u00edn hi\u1ec7u WiFi khi\u1ebfn m\u1ea1ng tr\u1edf n\u00ean ch\u1eadm ch\u1ea1p. V\u00ec v\u1eady, vi\u1ec7c \u0111\u1eb7t l\u1ea1i v\u1ecb tr\u00ed router l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p \u0111\u01a1n gi\u1ea3n nh\u01b0ng v\u00f4 c\u00f9ng hi\u1ec7u qu\u1ea3 \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 WiFi.\u00a0<\/span><\/p>\n

\"tang-toc-wifi-7\"<\/picture><\/p>\n

\u0110\u1ec3 t\u1ed1i \u01b0u h\u00f3a t\u00edn hi\u1ec7u, t\u0103ng t\u1ed1c WiFi, b\u1ea1n n\u00ean \u0111\u1eb7t router \u1edf v\u1ecb tr\u00ed trung t\u00e2m ng\u00f4i nh\u00e0 ho\u1eb7c n\u01a1i s\u1eed d\u1ee5ng m\u1ea1ng nhi\u1ec1u nh\u1ea5t. V\u1ecb tr\u00ed n\u00e0y gi\u00fap t\u00edn hi\u1ec7u WiFi lan t\u1ecfa \u0111\u1ec1u kh\u1eafp kh\u00f4ng gian, gi\u1ea3m thi\u1ec3u v\u00f9ng ch\u1ebft (n\u01a1i s\u00f3ng WiFi y\u1ebfu ho\u1eb7c kh\u00f4ng c\u00f3). Router n\u00ean \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf khu v\u1ef1c tho\u00e1ng \u0111\u00e3ng, tr\u00e1nh c\u00e1c v\u1eadt c\u1ea3n nh\u01b0 t\u01b0\u1eddng d\u00e0y, c\u1eeda k\u00ednh hay \u0111\u1ed3 n\u1ed9i th\u1ea5t l\u1edbn. Nh\u1eefng v\u1eadt c\u1ea3n n\u00e0y c\u00f3 th\u1ec3 h\u1ea5p th\u1ee5 ho\u1eb7c ph\u1ea3n x\u1ea1 t\u00edn hi\u1ec7u WiFi, l\u00e0m gi\u1ea3m t\u1ed1c \u0111\u1ed9 k\u1ebft n\u1ed1i.\u00a0<\/span><\/p>\n

B\u00ean c\u1ea1nh \u0111\u00f3, c\u00e1c b\u1ea1n c\u1ea7n tr\u00e1nh \u0111\u1eb7t router g\u1ea7n c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed kh\u00e1c nh\u01b0 l\u00f2 vi s\u00f3ng, \u0111i\u1ec7n tho\u1ea1i kh\u00f4ng d\u00e2y v\u00ec ch\u00fang c\u00f3 th\u1ec3 g\u00e2y nhi\u1ec5u t\u00edn hi\u1ec7u WiFi \u0111\u1eb7c bi\u1ec7t l\u00e0 tr\u00ean b\u1eb1ng t\u1ea7n 2.4 GHz. N\u1ebfu c\u00f3 th\u1ec3, b\u1ea1n n\u00ean \u0111\u1eb7t router tr\u00ean k\u1ec7 cao, \u1edf v\u1ecb tr\u00ed th\u00f4ng tho\u00e1ng, \u0111\u1ec3 t\u00edn hi\u1ec7u c\u00f3 th\u1ec3 ph\u00e1t \u0111i xa h\u01a1n v\u00e0 \u00edt b\u1ecb c\u1ea3n tr\u1edf. Vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh v\u1ecb tr\u00ed router kh\u00f4ng ch\u1ec9 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 WiFi m\u00e0 c\u00f2n gi\u00fap m\u1edf r\u1ed9ng ph\u1ea1m vi ph\u1ee7 s\u00f3ng, \u0111\u1ea3m b\u1ea3o m\u1ecdi khu v\u1ef1c trong nh\u00e0 \u0111\u1ec1u c\u00f3 t\u00edn hi\u1ec7u m\u1ea1nh m\u1ebd, \u1ed5n \u0111\u1ecbnh.\u00a0<\/span><\/p>\n

Ki\u1ec3m tra thi\u1ebft b\u1ecb \u0111ang d\u00f9ng m\u1ea1ng\u00a0<\/span><\/h3>\n

Khi c\u00f3 qu\u00e1 nhi\u1ec1u thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i c\u00f9ng l\u00fac, b\u0103ng th\u00f4ng m\u1ea1ng s\u1ebd b\u1ecb chia s\u1ebb, d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng t\u1ed1c \u0111\u1ed9 WiFi ch\u1eadm l\u1ea1i \u0111\u00e1ng k\u1ec3. Vi\u1ec7c n\u00e0y \u0111\u1eb7c bi\u1ec7t nghi\u00eam tr\u1ecdng khi c\u00e1c thi\u1ebft b\u1ecb \u0111ang th\u1ef1c hi\u1ec7n c\u00e1c t\u00e1c v\u1ee5 ti\u00eau t\u1ed1n nhi\u1ec1u d\u1eef li\u1ec7u nh\u01b0 xem video HD, t\u1ea3i t\u1ec7p l\u1edbn ho\u1eb7c ch\u01a1i game tr\u1ef1c tuy\u1ebfn. V\u00ec v\u1eady, m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n nh\u01b0ng hi\u1ec7u qu\u1ea3 \u0111\u1ec3 t\u0103ng t\u1ed1c WiFi l\u00e0 ki\u1ec3m tra v\u00e0 qu\u1ea3n l\u00fd c\u00e1c thi\u1ebft b\u1ecb \u0111ang s\u1eed d\u1ee5ng m\u1ea1ng.\u00a0<\/span><\/p>\n

Tr\u01b0\u1edbc h\u1ebft, b\u1ea1n n\u00ean x\u00e1c \u0111\u1ecbnh xem c\u00f3 bao nhi\u00eau thi\u1ebft b\u1ecb \u0111ang k\u1ebft n\u1ed1i v\u00e0o WiFi. H\u1ea7u h\u1ebft c\u00e1c modem ho\u1eb7c router hi\u1ec7n \u0111\u1ea1i \u0111\u1ec1u c\u00f3 t\u00ednh n\u0103ng hi\u1ec3n th\u1ecb danh s\u00e1ch c\u00e1c thi\u1ebft b\u1ecb \u0111ang s\u1eed d\u1ee5ng m\u1ea1ng. B\u1ea1n c\u00f3 th\u1ec3 \u0111\u0103ng nh\u1eadp v\u00e0o giao di\u1ec7n qu\u1ea3n l\u00fd c\u1ee7a router qua tr\u00ecnh duy\u1ec7t web \u0111\u1ec3 ki\u1ec3m tra th\u00f4ng tin n\u00e0y. H\u00e3y t\u1eaft b\u1edbt c\u00e1c thi\u1ebft b\u1ecb kh\u00f4ng c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u1ea3i ph\u00f3ng b\u0103ng th\u00f4ng cho c\u00e1c t\u00e1c v\u1ee5 quan tr\u1ecdng h\u01a1n.\u00a0<\/span><\/p>\n

\"tang-toc-wifi-8\"<\/picture><\/p>\n

Ngo\u00e0i ra, trong gia \u0111\u00ecnh, c\u00e1c thi\u1ebft b\u1ecb nh\u01b0 TV th\u00f4ng minh, m\u00e1y ch\u01a1i game ho\u1eb7c m\u00e1y t\u00ednh b\u1ea3ng th\u01b0\u1eddng ch\u1ea1y c\u00e1c \u1ee9ng d\u1ee5ng n\u1ec1n m\u00e0 ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng \u0111\u1ec3 \u00fd. Nh\u1eefng \u1ee9ng d\u1ee5ng n\u00e0y li\u00ean t\u1ee5c ng\u1ed1n b\u0103ng th\u00f4ng, ngay c\u1ea3 khi kh\u00f4ng s\u1eed d\u1ee5ng. B\u1ea1n c\u00f3 th\u1ec3 t\u1eaft k\u1ebft n\u1ed1i WiFi tr\u00ean c\u00e1c thi\u1ebft b\u1ecb n\u00e0y khi kh\u00f4ng c\u1ea7n thi\u1ebft \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 m\u1ea1ng cho c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c.\u00a0<\/span><\/p>\n

Vi\u1ec7c gi\u1ea3m thi\u1ec3u s\u1ed1 l\u01b0\u1ee3ng thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i kh\u00f4ng ch\u1ec9 gi\u00fap t\u0103ng t\u1ed1c \u0111\u1ed9 WiFi, m\u00e0 c\u00f2n c\u1ea3i thi\u1ec7n \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a m\u1ea1ng, \u0111\u1ea3m b\u1ea3o m\u1ecdi ng\u01b0\u1eddi trong gia \u0111\u00ecnh c\u00f3 tr\u1ea3i nghi\u1ec7m m\u1ea1ng t\u1ed1t h\u01a1n, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi s\u1eed d\u1ee5ng c\u00e1c d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn y\u00eau c\u1ea7u k\u1ebft n\u1ed1i m\u1ea1nh m\u1ebd.\u00a0<\/span><\/p>\n

Qu\u00e9t virus \u0111i\u1ec7n tho\u1ea1i, laptop\u00a0<\/span><\/h3>\n

M\u00e1y t\u00ednh v\u00e0 \u0111i\u1ec7n tho\u1ea1i b\u1ecb nhi\u1ec5m virus ho\u1eb7c ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i kh\u00f4ng ch\u1ec9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a thi\u1ebft b\u1ecb m\u00e0 c\u00f2n c\u00f3 th\u1ec3 l\u00e0m ch\u1eadm t\u1ed1c \u0111\u1ed9 WiFi. Khi c\u00e1c ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i ch\u1ea1y ng\u1ea7m tr\u00ean thi\u1ebft b\u1ecb, ch\u00fang c\u00f3 th\u1ec3 chi\u1ebfm d\u1ee5ng b\u0103ng th\u00f4ng, g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng m\u1ea1ng ch\u1eadm ho\u1eb7c kh\u00f4ng \u1ed5n \u0111\u1ecbnh. V\u00ec v\u1eady, m\u1ed9t c\u00e1ch t\u0103ng t\u1ed1c \u0111\u1ed9 WiFi hi\u1ec7u qu\u1ea3 l\u00e0 qu\u00e9t virus v\u00e0 lo\u1ea1i b\u1ecf c\u00e1c ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i tr\u00ean \u0111i\u1ec7n tho\u1ea1i v\u00e0 laptop.\u00a0<\/span><\/p>\n

Virus ho\u1eb7c c\u00e1c ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i th\u01b0\u1eddng ch\u1ea1y ng\u1ea7m v\u00e0 li\u00ean t\u1ee5c s\u1eed d\u1ee5ng d\u1eef li\u1ec7u \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c ho\u1ea1t \u0111\u1ed9ng tr\u00e1i ph\u00e9p nh\u01b0 t\u1ea3i t\u1ec7p, g\u1eedi th\u00f4ng tin ra ngo\u00e0i ho\u1eb7c chi\u1ebfm quy\u1ec1n \u0111i\u1ec1u khi\u1ec3n thi\u1ebft b\u1ecb. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 ti\u00eau t\u1ed1n b\u0103ng th\u00f4ng m\u00e0 c\u00f2n g\u00e2y ra xung \u0111\u1ed9t m\u1ea1ng, l\u00e0m gi\u1ea3m t\u1ed1c \u0111\u1ed9 k\u1ebft n\u1ed1i c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng chung WiFi.\u00a0<\/span><\/p>\n

\"tang-toc-wifi-9\"<\/picture><\/p>\n

\u0110\u1ec3 t\u0103ng t\u1ed1c WiFi, b\u1ea1n n\u00ean th\u01b0\u1eddng xuy\u00ean s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m di\u1ec7t virus \u0111\u00e1ng tin c\u1eady \u0111\u1ec3 qu\u00e9t v\u00e0 lo\u1ea1i b\u1ecf c\u00e1c m\u1ed1i \u0111e d\u1ecda ti\u1ec1m \u1ea9n. Tr\u00ean laptop, c\u00f3 nhi\u1ec1u ph\u1ea7n m\u1ec1m mi\u1ec5n ph\u00ed v\u00e0 tr\u1ea3 ph\u00ed h\u1ed7 tr\u1ee3 qu\u00e9t virus hi\u1ec7u qu\u1ea3 nh\u01b0 Windows Defender, Avast ho\u1eb7c Bitdefender. Tr\u00ean \u0111i\u1ec7n tho\u1ea1i, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c \u1ee9ng d\u1ee5ng di\u1ec7t virus nh\u01b0 Kaspersky, Norton ho\u1eb7c Malwarebytes \u0111\u1ec3 b\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb c\u1ee7a m\u00ecnh. H\u00e3y \u0111\u1ea3m b\u1ea3o c\u00e1c ph\u1ea7n m\u1ec1m n\u00e0y lu\u00f4n \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt \u0111\u1ec3 c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n v\u00e0 lo\u1ea1i b\u1ecf nh\u1eefng virus m\u1edbi nh\u1ea5t.\u00a0<\/span><\/p>\n

Sau khi qu\u00e9t v\u00e0 lo\u1ea1i b\u1ecf virus, b\u1ea1n s\u1ebd th\u1ea5y thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng m\u01b0\u1ee3t m\u00e0 h\u01a1n, kh\u00f4ng b\u1ecb t\u00ecnh tr\u1ea1ng ti\u00eau t\u1ed1n b\u0103ng th\u00f4ng ng\u1ea7m, t\u1eeb \u0111\u00f3 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 t\u1ed1c \u0111\u1ed9 WiFi.\u00a0<\/span><\/p>\n

Li\u00ean h\u1ec7 nh\u00e0 cung c\u1ea5p\u00a0<\/span><\/h3>\n

Khi \u0111\u00e3 th\u1eed m\u1ecdi bi\u1ec7n ph\u00e1p nh\u01b0 kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem, ki\u1ec3m tra c\u00e1p m\u1ea1ng, t\u1ed1i \u01b0u v\u1ecb tr\u00ed router, qu\u1ea3n l\u00fd thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i m\u00e0 WiFi v\u1eabn ch\u1eadm, b\u1ea1n n\u00ean li\u00ean h\u1ec7 nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 Internet. \u0110\u00f4i khi, t\u00ecnh tr\u1ea1ng m\u1ea1ng ch\u1eadm c\u00f3 th\u1ec3 do v\u1ea5n \u0111\u1ec1 t\u1eeb ch\u00ednh h\u1ec7 th\u1ed1ng c\u1ee7a nh\u00e0 cung c\u1ea5p m\u00e0 b\u1ea1n kh\u00f4ng th\u1ec3 t\u1ef1 kh\u1eafc ph\u1ee5c. Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 c\u00f3 th\u1ec3 ki\u1ec3m tra c\u00e1c v\u1ea5n \u0111\u1ec1 t\u1eeb ph\u00eda h\u1ecd nh\u01b0 t\u00ecnh tr\u1ea1ng b\u0103ng th\u00f4ng, s\u1ef1 c\u1ed1 c\u00e1p quang ho\u1eb7c qu\u00e1 t\u1ea3i m\u1ea1ng trong khu v\u1ef1c.\u00a0<\/span><\/p>\n

\"tang-toc-wifi-10\"<\/picture><\/p>\n

Ngo\u00e0i ra, nh\u00e0 cung c\u1ea5p xem x\u00e9t t\u00ecnh tr\u1ea1ng k\u1ebft n\u1ed1i c\u1ee7a b\u1ea1n, ki\u1ec3m tra xem c\u00f3 l\u1ed7i n\u00e0o x\u1ea3y ra tr\u00ean \u0111\u01b0\u1eddng truy\u1ec1n ho\u1eb7c thi\u1ebft b\u1ecb c\u1ee7a h\u1ecd. M\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, nh\u00e0 cung c\u1ea5p s\u1ebd t\u0103ng b\u0103ng th\u00f4ng t\u1ea1i khu v\u1ef1c c\u1ee7a b\u1ea1n \u0111\u1ec3 t\u0103ng t\u1ed1c WiFi. Khi li\u00ean h\u1ec7, h\u00e3y cung c\u1ea5p \u0111\u1ea7y \u0111\u1ee7 th\u00f4ng tin v\u1ec1 t\u00ecnh tr\u1ea1ng m\u1ea1ng, bao g\u1ed3m th\u1eddi gian m\u1ea1ng ch\u1eadm, c\u00e1c b\u01b0\u1edbc b\u1ea1n \u0111\u00e3 th\u1eed \u0111\u1ec3 kh\u1eafc ph\u1ee5c, v\u00e0 t\u00ecnh tr\u1ea1ng thi\u1ebft b\u1ecb. \u0110i\u1ec1u n\u00e0y s\u1ebd gi\u00fap nh\u00e0 cung c\u1ea5p x\u00e1c \u0111\u1ecbnh v\u1ea5n \u0111\u1ec1 nhanh ch\u00f3ng h\u01a1n. N\u1ebfu c\u1ea7n, h\u1ecd c\u00f3 th\u1ec3 c\u1eed k\u1ef9 thu\u1eadt vi\u00ean \u0111\u1ebfn t\u1eadn nh\u00e0 \u0111\u1ec3 ki\u1ec3m tra thi\u1ebft b\u1ecb v\u00e0 \u0111\u01b0\u1eddng truy\u1ec1n.\u00a0<\/span><\/p>\n

Tr\u01b0\u1eddng h\u1ee3p g\u00f3i c\u01b0\u1edbc Internet hi\u1ec7n t\u1ea1i kh\u00f4ng \u0111\u1ee7 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u s\u1eed d\u1ee5ng, b\u1ea1n c\u0169ng c\u00f3 th\u1ec3 n\u00e2ng c\u1ea5p g\u00f3i c\u01b0\u1edbc l\u00ean m\u1ee9c cao h\u01a1n v\u1edbi b\u0103ng th\u00f4ng l\u1edbn h\u01a1n \u0111\u1ec3 c\u1ea3i thi\u1ec7n tr\u1ea3i nghi\u1ec7m k\u1ebft n\u1ed1i. Vi\u1ec7c li\u00ean h\u1ec7 nh\u00e0 cung c\u1ea5p s\u1ebd gi\u00fap b\u1ea1n c\u00f3 c\u00e1i nh\u00ecn t\u1ed5ng quan h\u01a1n v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng d\u1ecbch v\u1ee5 c\u0169ng nh\u01b0 t\u00ecm ra gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p khi WiFi b\u1ecb ch\u1eadm.\u00a0<\/span><\/p>\n

T\u1ea1m K\u1ebft\u00a0<\/span><\/h2>\n

Vi\u1ec7c t\u0103ng t\u1ed1c WiFi kh\u00f4ng ch\u1ec9 gi\u00fap c\u1ea3i thi\u1ec7n tr\u1ea3i nghi\u1ec7m tr\u1ef1c tuy\u1ebfn m\u00e0 c\u00f2n \u0111\u1ea3m b\u1ea3o c\u00e1c thi\u1ebft b\u1ecb trong gia \u0111\u00ecnh ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 h\u01a1n. B\u1eb1ng c\u00e1ch th\u1ef1c hi\u1ec7n nh\u1eefng bi\u1ec7n ph\u00e1p \u0111\u01a1n gi\u1ea3n nh\u01b0 kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem, ki\u1ec3m tra v\u00e0 thay m\u1edbi c\u00e1p m\u1ea1ng, \u0111i\u1ec1u ch\u1ec9nh v\u1ecb tr\u00ed router, qu\u1ea3n l\u00fd thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i, qu\u00e9t virus v\u00e0 li\u00ean h\u1ec7 nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5, b\u1ea1n c\u00f3 th\u1ec3 t\u1ed1i \u01b0u h\u00f3a k\u1ebft n\u1ed1i WiFi c\u1ee7a m\u00ecnh. H\u00e3y theo d\u00f5i fanpage <\/span>Ho\u00e0ng H\u00e0 Mobile<\/b>, k\u00eanh Youtube <\/span>Ho\u00e0ng H\u00e0 Channel<\/b> \u0111\u1ec3 ti\u1ebfp t\u1ee5c c\u1eadp nh\u1eadt nh\u1eefng th\u00f4ng tin h\u1eefu \u00edch t\u1eeb ch\u00fang t\u00f4i nh\u00e9!\u00a0<\/span><\/p>\n

XEM TH\u00caM:\u00a0<\/strong><\/p>\n