The “Second Line” function from the operator MegaFon provides a unique opportunity to use two different phone numbers on one device without having to insert two physical SIM cards. This solution is ideal for separating work and personal calls, as well as for those who travel and need an additional number to register for services. For owners of smartphones based on Android the process of activating and setting up this service has its own technical nuances that require a careful approach.
Unlike simply switching between networks in dual-SIM devices, the “Second Line” technology works on the basis of cloud forwarding or a virtual number linked to the main SIM card. This means your phone turns into a powerful communications hub, capable of receiving calls to both numbers simultaneously or sequentially. However, the correct operation of the system directly depends on the settings of your operating system and the firmware version.
In this article we will analyze in detail all the stages of connecting the service, setting up forwarding in the menu Android, and also consider the operation of a special application for managing the second number. You will learn how to avoid common mistakes when setting up and optimize communication costs.
What is the “Second Line” service and how does it work
The essence of the service is that you are given an additional virtual number, calls to which are redirected to your main physical number. For the interlocutor, you remain available at two different digital addresses, but physically receive calls on the same device. This is achieved through settings conditional forwardingthat are activated on the operator’s network side.
It is important to understand that incoming calls to the second number will be displayed on the screen of your smartphone. Depending on the settings and version Android, you can see a note about which number the call was received, or just see the subscriber’s number. Outgoing calls can also be made from a second number if you use a special application or USSD commands to spoof the number.
⚠️ Attention: The “Second Line” service is paid. Pricing depends on your current tariff plan and service region. Before connecting, be sure to check the cost of a minute of conversation and the subscription fee in your personal account to avoid unexpected charges.
Technically, the process is as follows: the operator’s network receives a call to a virtual number, determines that forwarding is activated, and instantly connects the caller to your main number. The connection delay is usually minimal and is less than a second, which makes communication comfortable.
Preparing the smartphone and checking compatibility
Before activating the service, you need to make sure that your smartphone is ready to work with forwarding. Most modern devices support this feature out of the box, but older models or custom firmware may have limitations. Make sure you have stable access to the network Android support this feature out of the box, but older models or custom firmware may have limitations. Make sure you have stable network access MegaFon.
Check your main account balance. To activate some types of forwarding or for the first call from a second number, you may need to have funds on your balance. It is also recommended to update your phone software to the latest available version, as new updates often fix errors with network protocols.
If you plan to use the Second Line application for more convenient management, make sure that there is enough free space in the device memory. The application requires access to your phone and contacts, so during installation you will need to confirm the appropriate permissions.
Methods of activating the service via USSD and the application
The fastest way to connect the “Second Line” is using USSD commands. This method does not require Internet access and works even on push-button phones, although we are considering setting it up on Android. To activate standard forwarding, enter the command *110*211# and press the call button.
After sending the command, you will receive an SMS notification that the service has been successfully activated and a new number has been assigned. This number must be remembered or written down, as it will be your second identifier. In some regions, the command may differ, so always check the official data of the operator.
An alternative and more functional way is to use the official application MegaFon or the specialized “Second Line” service. In the application, the connection process is automated: you just need to select a tariff for the second number and confirm activation. This allows you to immediately configure the parameters for displaying the number and managing expenses.
What to do if the USSD command does not work?
If you receive a connection error when entering the command, try rebooting the phone and check if the antivirus or system settings are blocking the sending of USSD requests. Also make sure that the main SIM card is active and registered on the network.
When using the application, you get access to the call history separately for the second number, which is extremely convenient for reporting. In the standard call log Android All calls can be mixed if the correct sorting is not configured.
Setting up forwarding in the Android menu
After activating the service on the operator’s side, it is critically important to correctly configure the smartphone itself. By default, the phone may not know how to handle incoming calls that are forwarded from another number. You need to go to the settings of the phone application.
Open the “Phone” application (green handset), click on the three dots in the corner of the screen and select Settings. Find the section Calls or Additional settings. Here you are interested in the item Call forwarding. The system may request confirmation or an access code, which usually comes via SMS when activating the service.
You need to select the type of forwarding. For Second Line, the most commonly used option is “Always forward” or “If the number is busy/unavailable”, depending on how you want to distribute the load between the numbers. In the number entry field, enter your main number in international format (for example, +79990000000).
☑️ Checking forwarding settings
Please note that in different shells Android (MIUI, One UI, ColorOS) the path to these settings may differ slightly. If you cannot find the item you need, use the search inside the phone settings menu by entering the word “forwarding.”
Expense management and tariffs of the second number
Using a second number implies separate control of costs. A virtual number can have its own tariff plan, different from the main one. This allows you to optimize costs by choosing a package for the second number with a large number of minutes or free calls within the network.
You can control the balance of the second number via USSD commands or in the operator’s personal account. It is important to regularly check your account balance, since if the balance is zero, forwarding may stop working and you will miss important calls.
| Parameter | Main number | Second line | Features |
|---|---|---|---|
| Physical carrier | SIM card | Virtual | Does not require a slot |
| Tariffication | Basic tariff | Separate package | Can be changed |
| Management | Phone settings | Application/USSD | Flexible settings |
| Connection cost | 0 rub. | Depends on the option | Often free |
Some “Second Line” tariffs include unlimited calls to numbers in home regions. If you often communicate with clients or colleagues from the same city, this can be a significant savings compared to paying for long-distance calls from the main number.
For maximum savings, set up a tariff without a monthly fee on the second number if you use it rarely. You will only pay for actual call minutes.
Solving common problems and errors
Despite the simplicity of the technology, users may encounter a number of problems. The most common of them is that calls to the second number do not go through, although the service is activated. In 90% of cases, this is due to the fact that forwarding is not activated in the settings of the phone itself Android, but only on the network side.
Another common problem is that the subscriber hears beeps, but the call is dropped. This may indicate a conflict in forwarding settings or that the main number is currently unavailable (no network, phone turned off). Check if the forwarding option “If unavailable” is enabled.
⚠️ Attention: If you reset your network settings to factory settings, all forwarding settings may be deleted. After the reset, you will have to re-enter USSD commands or set up forwarding through the phone menu.
There may also be problems with number identification. The interlocutor may see your main number instead of the second one. To avoid this when making outgoing calls, use the operator's application to dial a number or a special number substitution command before calling.
The main cause of failures is desynchronization of settings between the operator's server and the menu of your smartphone. Always check both settings levels.
FAQ: Frequently Asked Questions
Can I connect a second line if I already have two physical SIM cards?
Yes, you can. The “Second Line” service does not depend on the number of physical slots. You can use it as a third number on a dual-SIM device or as a backup for one of the existing numbers.
Will the second number be visible in the general list of contacts?
By default, contacts are the same for the entire phone. However, in the “Second Line” application or in advanced phone books, you can create separate groups of contacts tied to a specific number for convenience.
What will happen to the second line if I change the region of my stay?
The service works throughout Russia. However, the pricing for outgoing calls may change depending on the conditions of your tariff when you are in roaming or in another region. Check the conditions of “All Russia”.
How to disable the second line?
To disable the service, use the USSD command *110*212# or contact your operator’s personal account. Don't forget to also disable forwarding in your phone settings to avoid connection errors.
Can I receive SMS to a second number?
The standard forwarding service works only for voice calls. To receive SMS to a virtual number, you must use special services or applications provided by the operator, if such an option is available in your tariff.