The Internet on your smartphone or tablet (Android) has disappeared or is randomly disconnected. Does not connect to Wi-Fi, or the network disappears when data transfer is turned on. Possible reasons why the Internet does not work on Android

Every year the mobile Internet becomes better and faster. However, the technology is becoming more complex, as a result of which the likelihood of failures and malfunctions is growing. Therefore, we want to tell you what to do if the mobile Internet does not work on your Android device.

There are many reasons why your phone cannot connect to the Internet on the operator’s network: it may simply not be configured, or you may have encountered a hardware malfunction of the network module. Let's look at the causes and methods of eliminating the problem in order.

Reason 1: Insufficient funds in the account

The most common reason the cellular Internet is not working - there is simply not enough money in the account. Perhaps you simply didn’t pay attention to it and didn’t replenish it on time. Check the amount of funds with a USSD request from your operator:

  • Russian Federation: MTS, Megafon - *100#; Beeline - *102#; Tele2 - *105#;
  • Ukraine: Kyivstar, Lifecell - *111#; MTS, Vodafone - *101#;
  • Republic of Belarus: Velcom, MTS, life;) — *100#;
  • The Republic of Kazakhstan: Kcell - *100#; Beeline - *102# or *111#; Tele2 - *111#.

If you find that there is not enough money in your account, simply top up your balance using any available method.

Reason 2: No coverage or device is not registered on the network

The second reason for the lack of Internet is that you are outside the network coverage area. You can check this by looking at the indicator in the status bar: if you see a cross icon on the indicator, then you most likely will not be able to connect to the Internet, or make calls.

The solution to this problem is obvious - go to a place where the network catches better. If you are at a point with reliable reception, but the no network icon does not disappear, most likely your device is not recognized by the cell tower. This is usually a random single failure that can be easily fixed by rebooting the device.

There may also be problems with the SIM card, the main problems of which and how to resolve them are described in the article below.

Reason 3: Airplane mode is on

Almost since the advent of mobile phones, they have had a special mode designed for use on airplanes. When this mode is activated, all types of data transmission (Wi-Fi, Bluetooth, communication with a cellular network) are disabled. It's very easy to check - look at the status bar. If you see an airplane icon instead of the network indicator, then offline mode is active on your device. It turns off very easily.

After completing these steps, check if the mobile Internet is working. Most likely, it should turn on and function normally.

Reason 4: Data transfer disabled

Another very simple reason for the lack of mobile Internet connection. You can check this as follows.

You can also turn on mobile data with a switch in the status bar, if it is present on your phone.

We also note that in some cases, data transmission may be disrupted by malware. If you can’t turn on the Internet using the method described above, then it makes sense to install it on your phone and check the device for infection.

Reason 5: Incorrect access point settings

As a rule, when you turn on your smartphone for the first time with a SIM card inserted, you receive a configuration message with settings for the mobile Internet access point. However, in some cases this may not happen, especially if you are using a rare or uncertified device for your country.

The question “why the Internet doesn’t work” is perhaps one of the most frequently asked questions. Currently, without access to resources, many devices significantly limit their functionality.

So, if on the phone, then such popular directions as viewing weather reports, news feeds, videos, maps, as well as synchronization and other features simply do not work. It’s especially unpleasant when the provider seems to have paid for the tariff plan, the device works, but there is no access. In such a situation, the main thing is not to succumb to provocations. Patience and the desire to figure out why the Internet is not working most often allows you to solve the problem.

Mobile access conditions

Purchase of a modern mobile phone- a memorable event. However, if no special knowledge is required to make calls, then problems may arise with accessing the Internet using your phone. As an example, let's look at a device running the popular Android system. That is why the question “why the Internet does not work on a mobile phone” is asked by users of this operating system.

So, in order for a mobile device to gain access to global network, a number of conditions must be met:

The Internet connection service must be activated in the tariff package of the SIM card;

There are enough funds in the account to connect;

The phone has the correct APN settings;

The order of SIM cards is maintained;

The device is turned on.

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Let’s imagine that after purchasing a new mobile phone and connecting to an MTS tariff plan, the Internet does not work. You should familiarize yourself with the offers included in the selected package. If, according to the terms of the tariff plan, the ability to access the global Network is not enabled “by default,” then you need to call the operator’s support service (answering system) and order activation.

It is also quite convenient to enable the service using a special USSD request (the code itself is indicated in the instructions for the package). So, in Ukraine, from the MTS operator, you can simply send a free empty SMS to 1040001 and wait for confirmation that the service has been activated.

The next reason why the Internet does not work is that not everyone knows about the need to order settings. In order for the phone to “know” exactly how to connect to the service, the APN point of the corresponding operator must be registered in it. Although many smartphones receive customization, you should not rely on this. For the case of MTS, you need to create a blank SMS and send it to number 1020. The received settings should be saved (a choice will be offered). Note that some operators, anticipating the forgetfulness of users, have implemented a mechanism that allows the phone to connect to the network without APN settings. In Android ICS (4.0), the presence of point settings can be checked using the following scheme: “Settings - Data transfer - More - Mobile network - Network settings - APN access points.” There must be records.

Another feature concerns popular phones with multiple SIM cards. In the vast majority of models, the connection only works correctly for the first card. Therefore, it is important to initially connect the SIM cards correctly.

Finally, you should allow data sharing on your phone. To do this, you need to pull the top curtain of the interface down and click on the image of two arrows “Data”. In older versions of the system, you need to enable GPRS/EDGE through the settings menu.

Today, network setup on Android occurs automatically in most cases, but sometimes user participation may still be required to connect or select network parameters.

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To gain access to the network, it is often enough to insert a SIM card into the device. You need to make sure that the SIM card is activated and has cellular services connected. By default, automatic operator selection is enabled in the settings; the smartphone itself will find the network and connect to it. If not, enable this option or select your operator from the list of available ones yourself.

How to set network type on Android

Modern smartphones have the ability to work in several types (generations) of network: 2G, 3G and 4G (LTE). By default, the radio module will try to connect to a higher generation network; if that fails, it will try to connect to a lower generation network. This constant search for the best network negatively affects the battery charge. If you know that the 3G network is predominantly widespread in your region, you can select the appropriate option in the settings, thereby saving the device from unnecessary load when searching for 4G. If you do not use the Internet to watch videos or download large files, you can generally choose a 2G network. The Internet speed on this network leaves much to be desired, but setting up the network on Android in this way will help the battery hold its charge longer.

Setting up the Internet on Android also happens automatically, as does setting up the network on Android. However, there may be exceptions:

  • If you purchased a smartphone from some little-known manufacturer whose devices do not have automatic settings, then the settings will have to be entered manually.
  • If the smartphone is released for another country. In this case, connecting to the network may be completely impossible, since different countries Cellular communications may use different frequencies.

In order to enter Internet settings manually, you need to check technical support your operator required parameters for access point (APN) and create a new access point.

Why does the network disappear on Android?

From time to time, Android smartphones, like all cell phones, may experience problems with the quality of their network connection. There are many factors that affect the signal level; it may not be the device itself or the operator. Here are some reasons why connection quality and Internet speed drop:

  • The long distance to the nearest PBX (automatic telephone exchange) tower is especially noticeable outside large populated areas.
  • Cell tower congestion - if many subscribers are simultaneously connected to one tower and using the Internet, then its speed for each subscriber drops.
  • Weather conditions - during rain, radio relay communication channels sharply lose their capacity.
  • Building density and other obstacles to the signal path. It happens that, due to obstacles, the device cannot catch the signal from the nearest telephone exchange and connects to a more distant one.
  • The quality of your smartphone - when purchasing a budget device, you must understand that it does not have the best components installed.
  • Some cases also negatively affect the quality of the received signal.

How to boost the signal on Android

To strengthen the signal in populated areas and beyond, so-called GSM/3G repeaters are used. The device is an amplified antenna that is capable of picking up a weak signal and amplifying it for use by subscribers. There are also applications designed to improve the quality of communication. They don't improve the signal itself, but they scan nearby cell towers and connect to the one with the best signal. If you are experiencing connection problems, you can try the application

If Android does not connect to the Internet via the mobile network, then the cause of the problem should be looked for in the system settings. In rare cases, the mobile Internet does not work due to failures on the side of the telecom operator; usually, the user can fix the error on his own.

This article is suitable for all brands that produce phones on Android 9/8/7/6: Samsung, HTC, Lenovo, LG, Sony, ZTE, Huawei, Meizu, Fly, Alcatel, Xiaomi, Nokia and others. We are not responsible for your actions.

Why doesn't mobile internet work on Android?

The first thing you need to do if mobile Internet does not turn on on Android is to make sure that data transfer is enabled in the settings.

  1. Open settings, go to “Connections” or “Network connections”.
  2. Go to the "Data Usage" menu.
  3. Turn on mobile traffic.
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You can also enable mobile Internet on Android using the quick menu. Swipe down with two fingers from the top edge of the screen and a full menu will open with buttons for quickly enabling smartphone functions.

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The next step is to check your personal account balance. If your phone has two SIM cards, you need to look in the settings to see which one is used to connect to the mobile Internet, and make sure that the appropriate service package is connected to it.

Another reason why the mobile Internet does not work may be incorrect registration of the phone on the network. To fix the problem, just reboot the device. If this does not help, then check the APN point data by comparing it with information from the operator’s official website. Typically, APN data comes in a configuration message when a SIM card is installed for the first time, but it happens that the user does not save them, or they get lost while using the system.

  1. Go to the operator’s website - MTS, Tele2, Beeline, Megafon or your regional network.
  2. Find Internet settings for Android in the help section.
  3. Open your phone settings. You need the "Mobile networks" section.
  4. Go to the “Access Points” subsection.
  5. Change the current point or create a new one using data from the operator’s website.
  6. Reboot your device.

Manually setting up APN also helps when the Internet does not work in some applications. If this does not help, we can advise you to reset the network settings - in latest versions Android has such a function.


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Another possible reason for the complete absence mobile internet- lack of network coverage. If the “LTE/4G” mode is selected in the Android settings, and the device is located in the coverage area of ​​only the 3G network, then you will not be able to access the Internet. What to do in this situation:

  1. Open settings, go to the "Connections" section.
  2. Go to mobile network settings.
  3. Open "Network Mode" and set it to automatically switch between LTE, 3G and 2G.
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If the Internet still does not work in this mode, select a specific value - 3G or 2G. If you are in an area where the operator has no coverage at all, then no change in mode will help. This often happens on the road between cities - not only the Internet stops working, but also calls from SMS.

There is a small chance that problems with connecting to the Internet are related to maintenance work or a failure on the operator’s side. To rule out this possibility, call your provider and find out why your mobile Internet is not working.

Automatic activation of mobile Internet

Another problem with mobile Internet is automatic connection and debiting of money or traffic depending on the tariff. This usually happens because some application requires and uses it without your knowledge. It is very easy to calculate:

  1. Open the Connections section in Settings.
  2. Go to the Data Usage menu.
  3. See which app spent the most traffic.

To prevent traffic from being wasted without your knowledge, turn off your mobile Internet. This can be done in the same “Data Usage” section or in the Android quick settings curtain.


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You should also check your Play Market settings. If they enable automatic updating of applications with any connection, then the phone will waste mobile data without asking permission.

Why does data transfer turn on automatically on Android?

    Data transfer - do you mean mobile Internet? Then there is something wrong with your phone. Mobile Internet does not turn on itself because it can cost money. For loss of money as a result of unauthorized activation of the mobile Internet, the manufacturer can be sued.

    Wi-Fi can wake up from sleep mode on its own and connect to non-password-protected networks. But only if it's on. With appropriate settings, the phone can determine its location via Wi-Fi even if it is turned off.

    But if your mobile Internet turns on spontaneously, then this is serious. Perhaps you need to do a full reset.

    This is a software glitch. Unfortunately, on Android this often happens with both data transfer and calls. It just turns on by itself and calls anywhere, transmitting data.

    I took it to the workshop, they said that professional firmware was needed and it was possible that the android would be killed.

    Almost all Android smartphones are initially configured to automatically connect to the Internet. However, if the tariff of your smartphone does not include unlimited Internet, such updates can cost a pretty penny. Therefore, they must be disabled manually. This is done in the following way:

    • Open the Programs/Settings tab.
    • Click Wireless Control or Wireless & Networks.
    • remove the check mark.

    If after these manipulations the phone still tries to connect without your knowledge, I suggest a more radical method: repeat the first two steps, then: click Access points / APN settings / Delete APN.

    If the mobile Internet turns on spontaneously on Android, this indicates that the Android smartphone was configured by default to automatically connect to the Internet.

    To disable this feature completely, you need to do the following:

    If data transfer turns on by itself, then there is a program on the phone that can turn it on at its discretion. For example, I have a traffic control program and it can turn data transmission on and off at its discretion.

    Spontaneous connection to mobile communications due to incorrect settings in android. Disable data transfer by checking the box. Otherwise, there are problems in the android that are debugged in the workshop. It happens that smartphones are sold defective.

    Data transfer will not automatically turn on if you turn off the toggle switch in the settings. And if your phone is constantly transmitting something, this is in the order of things. It's a smartphone. He knows better when something needs to be updated and he clings to any opportunity to connect to the network.

    I have 2 smartphones. I use one, they call me on the other. The second without the Internet: I went to Beeline, turned off the Internet, turned off data transfer in the settings, turned off Wi-Fi. All. It doesn't convey anything.

    If your data transfer is automatically turned on on Android, then you have simply configured your smartphone in such a way that the Internet connects automatically. This means that in the settings the option called Data transfer is simply activated. Based on this, in order to disable the automatic activation of data transfer, you just need to uncheck this item. And you can find this item by going to wireless networks in the settings, and then to mobile networks you can uncheck the box next to the item called data transfer enabled. And that's it, your problem is solved.

    To prevent your smartphone from connecting to the Internet, you need to disable data transfer. To do this, I usually open the menu at the top and click Data transfer; if the picture on it is white, after clicking the picture turns gray.

    Or you can disable it through settings - wireless networks - and disable data transfer (uncheck).

    Automatic data transfer on Android works in itself for the reason that apparently you have application updating enabled in your settings.

    This happened to me when I installed several free applications on my Android phone from the play market and they updated themselves when they needed to and without my confirmation. I discovered this by accident, the amount of money in my account decreased, I called the operator and he told me that the money was spent on Internet traffic (additional, in addition to what I have according to the tariff) and then I began to understand the settings - I turned off application updates without confirmation.

    Look at the settings, the Internet connection section - there should be an answer to your question (uncheck the box, if it is checked and when you need to use the Internet, you will turn it on and off).

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