I. Add KT LTE internet APN Setting
1. Go to Settings
2. Mobile networks,
3. then select Access Point Names
4. Tap the Menu and Select New APN
5. Enter APN settings
– Name: KT
– APN : lte.ktfwing.com
– APN type:
– Proxy :
– Port
– Username :
– Password :
– Server :
– MMSC : http : //mmsc.ktfwing.com:9082
– MMSC proxy :
– MMS Port :
– MCC : 450
– MNC : 08
– Authentication type :
– APN type :
6. Tap More
7. Tap Save
8. Turn off & on phone
II.Reset APN to Default
1. Go to Settings
2. Mobile networks,
3. then select Access Point Names
4. Tap More
5. Tap Reset to default
6. Turn off & on phone