Note2: When you are not connected to the Internet, it shows that your network is faulty10

Hello dear Samsung users:

With your description, it is recommended that you:

1.Try it after turning it back on.

2.After uninstalling the recently installed third-party software, observe whether it is a software conflict, such as mobile phone manager, game software, etc.

3.Back up your phone's data (**book, SMS, multi** files, etc.), and restore factory settings (go to phone settings - reset - factory reset).

It is recommended that you apply for "appointment to store" on Samsung's official website to enjoy priority repair services

After the appointment is successful, please bring your machine, invoice and warranty card to the service center where you made the appointment on time.

Comments, suggestions, complaints, please click:

Without networking, do you want it to show your network great?

Hello, according to your description, it is recommended that you try it by following the steps below:

Note: If the payment is overdue, you need to restart the mobile phone for new payment.

1.Pull down the top curtain of the screen, check whether the data connection is enabled, and turn off WLAN3Replace it with a different SIM card.

5.Backup phone data (**book, SMS information, multi** data, etc.) and restore the phone to factory settings: Settings - Privacy - Factory Reset.

Hello: According to the situation described, if you cannot use mobile data to access the Internet, please follow the following methods:

1. Turn off the GPRS switch, turn off the mobile phone and restart it, and turn the mobile data function back on. If you are using N7102 model, please switch the SIM card to access the Internet, operation: Menu - Settings - SIM Card Manager - Card Slot 1 Card Slot 2 - Data Service Network - SIM 1 SIM 2 - Switch the SIM card that needs to access the Internet.

3. If you still can't access the Internet, it is recommended to go to Settings - Application Manager - All - Internet - Clear Data.

Name: Feel free to fill in APN: UNIWAP Uninet 3GNET (select according to SIM access point).

**: Port: 80

For the rest of the set, click the Menu key - Save, and then select the new APN name.

5. Replace other SIM cards.

If the problem persists after the above methods, please bring the purchase receipt, warranty card and device to the Samsung service center for inspection.

Hello: According to your description, it is recommended that you try the following methods:

1. Pull down the top curtain of your phone to turn on mobile data.

5. Factory reset after backing up important data of your phoneTry to reset: Settings-Reset-Factory Reset (Eliminate Software Problems).

If you still can't use the data traffic after the above operations, please bring the purchase invoice, three guarantees voucher and mobile phone to the Samsung service center for testing.

1. Verify whether the Zhoudong Qiaowei network is stable.

2. Turn on the data switch for the top curtain notification and turn off Wi-Fi

3. Standby Waiter Settings - Wireless and Network - Mobile Network - Access Point Name - Menu Noise - Reset to Default Settings.

4. Replace with another SIM card.

1.The top curtain moves data on, turn off the Wi-Fi switch. At present, the N7109 model can only use China Telecom's mobile phone card for data traffic and Internet access.

2.Consult the operator to see if the data traffic service is temporarily shut down.

3.If possible, change to a different SIM card for testing.

5.Try to power on and off again.

6.Prepare and judge the mobile phone data (**book, SMS, **, etc.), and restore the mobile phone to factory settings.

If the fault persists, it is recommended that you send the mobile phone to the nearest Samsung service center for testing and repair.

To save you time waiting at the service center, please use the Samsung Repair Appointment Request.