Samsung Galaxy Note 4 - Page 124

6.Taptoenableordisablecellulardata.Ifthisoptionisunchecked,yourGalaxyNote4isableto
useonlyWi-Finetworksfordata.
7.Taptoenableordisablecellulardataroaming.Ifthisisunchecked,yourGalaxyNote4doesnot
attempttousedatawhileyouroamawayfromyourhomecellularnetwork.
8.Taptoview,edit,andaddAPNs.ItisunlikelythatyouneedtomakeanyAPNchanges.
9.Taptochangethenetworkmode.ThissettingenablesyoutochoosetoforceyourNote4to
connecttoaslower2Gnetwork(GSMOnly)tosavebattery,butitalsoallowsyoutomanually
selectwhetheryouwantyourNote4toonlyconnectto3Gnetworks(WCDMAOnly),
automaticallyselectbetween3Gand2G(WCDMA/GSMAutoConnect),orletyourNote4
automaticallyselectbetween4G,3G,and2Gnetworks(LTE/WCDMA/GSMAutoConnect).
10.Taptoviewandchoosemobileoperatorstousemanually.
11.Taptosaveyourchangesandreturntothepreviousscreen.
WhatIsanAPN?
APNstandsforAccessPointName.Younormallydon’thavetomakechangestoAPNs,but
sometimesyouneedtoenterthemmanuallytoaccesscertainfeatures.Forexample,ifyouneed
tousetethering,whichiswhereyouconnectyourlaptoptoyourGalaxyNote4,andyourGalaxy
Note4providesInternetconnectivityforyourlaptop,youmightbeaskedbyyourcarriertousea
specificAPN.ThinkofanAPNasagatewaytoaservice.