Why does Samsung A5100 not connect to the Internet even when the data is on

If your phone is not able to access the Internet with mobile data, it is recommended that you:

1.Check whether the SIM card of the mobile phone has the Internet function enabled.

2.Make sure mobile data is on: Swipe down the top curtain to turn on mobile data. If you have a dual-SIM phone, check whether you want to switch to a SIM card with data activated.

Note: Some CDMA dual-SIM machine card 2 does not support mobile Unicom SIM card Internet access).

3.Check whether to set a data usage limit. On some machines, [Limit Data Usage] is enabled, and the mobile data function will be automatically turned off when the data is exceeded.

4.Check whether all Internet access software or browsers are unavailable. Some machines support [Limit Application Traffic], which can control individual applications to use mobile phone data or Wi-Fi to surf the Internet.

5.If you still can't access the Internet after checking the above contents, it is recommended to reset the Internet access parameters of your mobile phone: Settings - (More Settings) - Mobile Network - Access Point Name - More (Menu Key) - Reset to the default settings.

6.If it doesn't work, try to replace it with another SIM card to rule out whether it is a SIM card.

7.Try it after changing the time period or changing to a different location.

8.If it doesn't work, please back up the data in your phone and restore the machine to factory settings.

9.Check if your phone has a push notification for system updates, and if so, upgrade your phone to the latest version in a Wi-Fi environment.

If the problem persists, please bring the purchase receipt, repair card and machine to the Samsung service center for inspection.

If the mobile phone cannot access the Internet normally, you can troubleshoot according to the following conditions:

Situation 1] The contact between the SIM card and the metal contacts of the mobile phone is insufficient, and the SIM card can be reinserted.

Situation 2] If the SIM card is damaged or there is a problem with the mobile phone, you can change the phone to test whether it is the SIM card or the mobile phone is faulty.

Situation 3] The current location is a signal blind zone or suddenly no signal, you can change places to test and pay attention to whether the mobile phone signal of other users around you is normal.

Situation 4] If the mobile phone card is in arrears or is shut down, you can pay off the arrears and turn it on.

Situation 5] The service is suspended due to abnormal use of the number, such as the number being used for illegal or illegal activities.

Situation 6] Roaming in Taiwan, Hong Kong, Macao or abroad can only be used after enabling Taiwan, Hong Kong and Macao roaming and international roaming.

Situation 7] If the total traffic generated by the Internet reaches the ** traffic cap value in the current month, the system will automatically turn off the Internet access function, or limit the speed of the network, and the network will be automatically restored in the next month, which shall be subject to your ** traffic cap rules.

Feedback, we will check and deal with it as soon as possible.

Dear Samsung users:

There are many factors that the mobile phone cannot be turned on, and the battery, mobile phone software, and hardware will cause this kind of failure to turn on. If the battery is removable, it is recommended to try the following:

1. Replace a mobile phone battery of the same model for testing or send the battery to the nearest service center for testing.

2. Take out the battery, clean the metal contacts of the battery with a rubber and test.

3. Take out the SIM card and SD card at the same time, and then press the power button for more than 10 seconds to test whether it can be turned on.

4. If the battery is not removable, try to turn it on after charging for a period of time.

If the problem persists according to the above methods, please bring the purchase invoice, repair card and machine to the Samsung service center for inspection.

Hello dear Samsung users:

According to your description, it is recommended that you:

1.Turn your phone and wireless devices on and off again.

2.It is recommended to forget the network to reconnect, operation: Settings - WLAN settings - click and hold the name of the network to be deleted - do not let go - forget to delete the network.

3.An attempt was made to replace the static IP address.

4.Whether it is too far away from the wireless router and affects the received signal.

5.If possible, change to another router or try to connect wirelessly6Back up your phone data (**book, text message, multi** files, etc.), restore factory settings7After updating the system version, test whether there is any improvement.

If the problem persists, it is recommended that you send your phone to the nearest Samsung service center for testing, and it is recommended that you make an appointment to apply for repair 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:

1.Please check whether the web browsing on your mobile phone is normal and whether the network signal is stable.

3.Mobile data WLAN switching between each other to try to surf the Internet.

4.Settings - (General) - Application Manager - All - Browser - Clear Data.

5.Try to change to other third-party browser software.

If the problem persists, it is recommended to bring your mobile phone, purchase invoice, and repair card to the local Samsung after-sales service center for testing.

Reason: 1. Mobile phone firmware problem.

2. The wifi parts of the brother book need to be repaired.

3. Router setting problems.

4. The mobile phone wifi setting is wrong.

Solution: 1. Wipe and restore all previous WiFi settings.

2. Turn on the wifi option again.

3. There is a blue arrow number next to many wireless networks, click the blue arrow and then click Ignore this network.

4. Go back to the main interface and turn off the phone and restart.

5. After restarting, enter the WiFi settings page to set up the WiFi.

6. Reset the router.

7. Go to the mobile phone repair point to check whether the wifi parts of the mobile phone are damaged.

Here are some things you can try:

1. Check whether the SIM card is enabled for GPRS Internet service or temporarily closed.

2. To use the mobile phone data Internet function, the ** card needs to open the data traffic Internet service. You can contact the local network provider of **card** to open the data traffic Internet service.

3. Check whether the "Mobile Data" switch is turned on. You can do this by clicking on Mobile Data in Settings and opening it, or by drawing out the shortcut bar and lighting up the "Mobile Data" icon.

4. Try to change other ** cards or try to change the time period or network environment.

If your phone shows that you are connected to a wireless network, but you still can't access the Internet, it is recommended to:

1.Turn off your phone, restart your router, and reconnect to your wireless network.

2.Confirm the transmission bandwidth of the router (the supported router supports 40 MHz, we recommend setting it to 20 MHz) and check whether the router network is normal.

3.Confirm that IP address filtering is set up in the router MAC address filtering.

4.If you still can't access the Internet via Wi-Fi, we recommend that you try using a static IP address. Method: Settings - (Connect) - WLAN - Select a wireless hotspot - Show advanced options - Tick - Swipe down the screen - IP Settings - Static - IP address Gateway.

5.Connect to another router and try to taste.

6.Try to restore factory settings after backing up your phone's important data.

If the problem still exists, it is recommended to bring the purchase invoice, three-guarantee voucher and mobile phone to the Samsung service center for testing by engineers.

If the wireless switch of Samsung mobile phone cannot be lit and turned on, it may be caused by system or hardware failure. Recommendations:

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

If the wireless switch can be lit up, it is recommended to do the following:

1.Turn your phone and wireless devices on and off again.

2.It is recommended to forget the network to reconnect, operation: set dust change - WLAN settings - click and hold the network name to be deleted and do not let go - forget to delete the network.

3.An attempt was made to replace the static IP address.

4.Whether it is too far away from the wireless router and affects the received signal.

5.If possible, this is the case with a change to another router or a wireless connection attempt.

6.Back up your phone's data (book, SMS, multiple files, etc.) and restore factory settings.

7.After updating the system version, test whether there is any change in Li Shan.

If the problem persists, it is recommended to take your phone to the nearest Samsung service center for testing.