Optus Australia 5G 4G LTE APN Settings for Android iPhone 17 Pro, iPhone 16, iPhone 15 Pro,
Optus APN Settings for iPhone
In your Apple iPhone go to Settings -> Cellular -> Cellular Data Network -> APN and enter the following details
Cellular Data:
APN: yesinternet
Username: Blank
Password: Blank
LTE Setup(Optional):
APN: Blank
Username: Blank
Password: Blank
MMS:
APN : mms
Username: blank
Password: blank
MMSC: http://mmsc.optus.com.au:8002
MMS Proxy : 61.88.190.10:8070
MMS Message Size: 1048576
MMS UA Prof URL: http://www.apple.com/mms/uaprof.rdf