AT&T APN Settings Samsung Galaxy S21, Galaxy S21 Plus & Galaxy S21 Ultra 5G

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How to Setup and Configure (5G/4G/3G) AT&T APN Settings Samsung Galaxy S21, Galaxy S21 Plus and Galaxy S21 Ultra 5G ? AT&T 5G APN  Internet and MMS Settings unloked Samsung Galaxy S21, Galaxy S21 Plus and Galaxy S21 Ultra 5G  Full Details Below...... 

What is The AT&T 5G APN Settings Samsung Galaxy S21, Galaxy S21 Plus and Galaxy S21 Ultra 5G  

AT&T 5G APN Settings Samsung Galaxy S21 Series- Step by Step Configuration : 

Follow The Steps : 
1- From the Home screen, tap the Apps icon.
2- Tap Settings > Connections.
3- Tap Mobile networks.
4- Tap Access Point Names.
5- Tap the ADD.To reset your APN settings, tap the Menu (3 dots) icon and then tap Reset to default
6- Verify and update the following settings for the Data APN:


Name ATT
APNNXTGENPHONE
or
Phone
or
wap.cingular
Proxy blank
Username blank
Password blank
Server blank
MMSC http://mmsc.mobile.att.net 
MMS Proxy proxy.mobile.att.net 
MMS Port 80
MMC 310
MNC 410
Authentication type not set
APN Type internet + mms
APN Protocol IPv6
APN enable/disable  blank
Bearer:  Unspecified

✉ Save this and then select this APN. You can now connect to internet after two minutes (if not working try restarting your your device and then connect)

AT&T 5G APN Settings video tutorial

How To Setup AT&T 5G APN Settings Switch 2G / 5G
2- From the Home screen, tap the Apps icon.
2- Tap Settings > Connections.
3- Tap Mobile networks.
4- Tap Network mode.
5- Tap one of the following desired band settings:
LTE/4G/3G/2G 
LTE/3G/2G (auto connect)
3G/2G (auto connect)
3G ONLY
2G ONL

Turn on / off VoLTE
1- Tap Phone.
2- Tap Menu > Call settings.
3- Tap the VoLTE switch to turn it on or of



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