Samsung S4 can't surf the internet how to do? S4 can not move the internet to solve the tutorial

First, open mobile data

1, the use of mobile phone data access function, your calling card needs to open GPRS Internet business. You can contact the local network provider of the telephone card to open the GPRS internet business.

2, check whether the mobile data is open, if the data is not turned on, can not achieve the Internet function.

2.1. Under the Mobile phone standby page, drop the screen top curtain.



2.2 Slide to the left of the screen above the taskbar, click "Move Data", show that the green Representative is turned on (if the WLAN is on, please turn off the WLAN).

Two, reset to default value

1. Under the Mobile Phone standby page, click "Application".



2. Slide the phone screen and click "Set".



3. Click "Connect".



4. Click on "More Networks".



5. Click on "Mobile network".



6. Click on "Access Point name".



7. Click the "Menu" button in the lower left-hand corner of the phone and select "Reset to Default value".

third, new APN

If the above actions cannot be resolved, you can try creating a new APN by doing the following:

1. Under the Mobile Phone standby page, click "Application".



2. Slide the phone screen and click "Set".



3. Click "Connect".



4. Click on "More Networks".



5. Click on "Mobile network".



6. Click on "Access Point name".



7. Click the "+" key to edit the access point again.



8. Edit access point information.
1 Input name: fill in at random;
2) Apn:cmwap (mobile card)/uniwap (Unicom card)/3gwap (3G card);
3) Agent: 10.0.0.172;
4) port: 80;
5 other need not set.

9. Finally press the "menu" key, then press "save" can be saved.

Note: If the above operation can not solve the problem, please change the time period or network environment to try, you can change other calling card attempts.

Four, restore factory settings

Mobile phone recovery factory settings will erase all the data in the cell phone's internal storage device, including short messages, contacts, downloaded applications, and so on. Therefore, before you make the phone restore factory settings, please back up the useful data in the phone to avoid loss. To restore the factory settings, follow these steps:

1. Under the Mobile Phone standby page, click "Application".



2. Slide the phone screen and click "Set".



3. Click on "Account".



4. Click "Reset".



5. Click "Restore Factory Setting".



6. Click "Reset Device".



7. Click "Delete All".



After the completion of the above operation, when the mobile phone automatically restart, the phone will successfully restore the factory settings.

V. Upgrade your mobile phone to the latest version via Fota/kies

FOTA upgrades

1. Under the Standby page, select "Application".

2. Select "Set".

3. Slide up the screen and select "Memory".

4. Check the "USB memory" available space.

Note: The amount of space required is 100MB. (1000MB = 1GB, therefore, in this case, there is enough storage space available).

Kies Upgrade

1. After the firmware upgrade is complete, the system will automatically prompt "firmware upgrade complete", click "Confirm".

2. Disconnect the phone from the computer, the phone screen will show "Operating system Upgrade", after the upgrade is completed, the system will automatically install the application, waiting for the phone to automatically restart it.

Vi. Other circumstances

1. When you are in a region where the signal is weak or receiving bad, the connection may be disconnected. Move to another area and try again, or have a quick and easy way to check the signal problem, which is to compare the signal bar with other mobile phone users. Make sure you are on the same network and check that your phone is receiving properly. Again, test the call to see if there are any failures.

2. You cannot access some options without a custom order and contact your service provider for more details.