Txhawm rau tua cov ntaub ntawv xov tooj ntawm tes rau FaceTime ntawm iPhone, qhib Chaw → Coj mus rhaub "Cellular" → Coj mus rhaub "Cellular Data Options" → Coj mus rhaub "Pab LTE" → Tom qab ntawd, coj mus rhaub koj xaiv LTE siv.
Cov kauj ruam
Txoj Kev 1 ntawm 2: Ua kom 3G ntawm iPhones uas Txhawb Lub Suab Tshaj LTE
Kauj Ruam 1. Qhib Daim Ntawv Thov Chaw
Nws yog lub cim grey uas muaj zog.
Kauj ruam 2. Coj mus rhaub Cellular
Nws nyob hauv thawj ntu ntawm cov ntawv qhia zaub mov.
Kauj Ruam 3. Kais Cellular Cov Ntaub Ntawv Xaiv
Nws nyob ze rau saum qhov screen.
Kauj Ruam 4. Coj mus rhaub Pab LTE
Kauj Ruam 5. Coj mus rhaub koj li kev xaiv siv LTE
Xaiv los ntawm "Off," "Voice & Data," lossis "Data Only."
- Yog tias koj xaiv "Tawm," koj lub iPhone yuav vam khom 3G lossis qeeb cellular tes hauj lwm rau lub suab thiab cov ntaub ntawv.
- Yog tias koj xaiv "Lub Suab & Cov Ntaub Ntawv," koj lub iPhone yuav siv cov LTE tes hauj lwm ceev tshaj plaws rau ob lub suab thiab cov ntaub ntawv. Kev siv LTE txhim kho qhov zoo ntawm lub suab thiab cov ntaub ntawv sib txuas ntawm cov xov tooj ntawm tes.
- Yog tias koj xaiv "Cov Ntaub Ntawv Xwb," koj lub iPhone yuav siv LTE rau cov ntaub ntawv, thiab nkag mus rau Is Taws Nem, tab sis lub suab hu yuav siv cov xov tooj ntawm tes qeeb.
Txoj Kev 2 ntawm 2: Ua kom 3G ntawm iPhones uas Tsis Txhawb Lub Suab Tshaj LTE
Kauj Ruam 1. Qhib koj lub iPhone Cov Chaw
Nws yog app uas muaj cov iav grey (⚙️) ntawm koj lub vijtsam hauv tsev.
Kauj ruam 2. Coj mus rhaub Cellular
Nws nyob ze rau saum cov ntawv qhia zaub mov, nyob ib sab ntawm lub tiaj ntsuab nrog lub cim xov tooj ntawm tes dawb.
Kauj Ruam 3. Kais Cellular Cov Ntaub Ntawv Xaiv
Nws nyob ze rau sab saum toj ntawm lub vijtsam, hauv thawj pab pawg xaiv.
Kauj Ruam 4. Kais Lub Suab & Cov Ntaub Ntawv
Nws yog thawj qhov kev xaiv ntawm qhov screen.
Kauj Ruam 5. Coj mus rhaub LTE
Nws yog thawj qhov kev xaiv ntawm cov ntawv qhia zaub mov. Tam sim no, koj lub iPhone yuav siv cov LTE sib txuas tau sai tshaj plaws, nyob qhov twg, rau cov ntaub ntawv xov tooj ntawm tes nkaus xwb.
- Yog koj xaiv 3G, koj lub iPhone yuav cia siab rau 3G tes hauj lwm sib tham rau lub suab thiab cov ntaub ntawv, thaum muaj.
- Yog koj xaiv 2G, koj lub iPhone yuav tso siab rau 2G cov xov tooj ntawm tes rau lub suab thiab cov ntaub ntawv, thaum muaj.
