Stay Connected Anywhere, Anytime with 3G.
Quick Guide: Setting Up 3G on Samsung Galaxy S8 Plus
Step 1: Swipe Down and Activate 'Mobile Data' on Your Screen.

Swipe down on the screen to enable 'Mobile Data'.
If your device is still unable to connect to the network, it may be due to the lack of APN configuration. You can proceed as follows:
Step 2: Access 'Settings' and choose 'Connections'.

Access 'Settings' and choose 'Connections'.
Step 3: Select 'Mobile Networks'.

Select 'Mobile Networks'.
Step 4: Choose 'Access Point Names'.

Choose 'Access Point Names'.
Step 5: Choose 'Add'.

Choose 'Add'.
Step 6: Enter the APN settings for your current network provider.

Enter the APN settings for your current network provider.
Tip: Information on 'APN', access point name, and 3G connection passwords for Vietnamese network providers.
VinaPhone: APN: m3-world Username: mms Password: mms
Mobifone: APN: m-wap Username: mms Password: mms
Viettel: APN: v-internet Username: (blank) Password: (leave blank)
VietnamMobile: APN: Internet Username: (blank) Password: (blank)
Step 7: Select '...' and then 'Save'.

Select '...' and then 'Save'.
Following these steps, we have successfully set up 3G on the Samsung Galaxy S8 Plus. Wishing you success with your setup.
