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Go to Settings > Cellular + Sim >Highestconnectionspeed. Here you should see if LTE appears in thelist.If LTE optionis there, that means your phone is4Genabled and youcan select the option to connect to4Gnetwork. You would needto insert the new card in yourphoneand then you can use the4Gservices.
Simply so, why is 4g not showing on my phone?
Starting with the simplest solution, it'spossiblethatduring an update, or simply in the phone'sdefaultsettings,the network mode (3G, 4G, etc.) ofyourphone is setto one that doesn't offer optimal coverage. Goto“Settings-> Mobile data -> Networkmode,”then switch tothe one that best suitsyourphone.
Similarly, you may ask, how do I activate 4g?
First, swipe up on the home screen and tap ontheSettingsicon, and then tap on the Network &Internetselection. Youshould then tap on the Mobile Network menu,and thentap on theAdvanced option. Finally, tap on the LTEselection for4Gaccess.
Restart your device.
- Restart your device. It might sound simple, butsometimesthat'sall it takes to fix a bad connection.
- If restarting doesn't work, switch between Wi-Fi andmobiledata:Open your Settings app "Wireless &networks"or"Connections".
- Try the troubleshooting steps below.