Many smartphone users, especially owners of modern models iPhone and flagships based on Android, have you noticed an unusual icon appearing on your screen? It looks like a telephone receiver with Wi-Fi waves drawn next to or over it. This image isn't a system error or a sign of a virus. Instead, it's an indicator that a useful technology is working, enabling voice calls over a wireless network.
The appearance of this symbol means that your smartphone Automatically switches to using the internet connection for voice transmission because the cellular signal in the current area is too weak or absent. This feature is especially useful for rooms with thick walls, basements, or country houses, where the signal strength of base stations leaves much to be desired. However, not all users are happy with the unexpected interface change, and many are struggling to figure out how to manage this setting.
In this article, we'll take a detailed look at what this icon means, the benefits it offers, and, most importantly, how to disable it if you don't need it or it's causing you trouble. We'll cover settings for various operating systems and carriers so you can fully control your device.
What does the Wi-Fi handset icon mean?
An indicator resembling a telephone handset with a wireless network logo indicates that the technology is working. VoWiFi (Voice over Wi-Fi). This technology allows telecom operators to transmit voice calls not via traditional GSM or LTE radio channels, but via IP protocols, using any available internet connection. Essentially, your phone becomes an IP phone, but for the caller and recipient, the process appears completely standard.
The main goal of implementation VoWiFi — Improved connection quality in areas with poor cellular coverage. If you're in a building with reinforced concrete floors, where the standard signal barely reaches 1-2 bars, but you have a fast Wi-Fi router, your smartphone will automatically switch voice traffic to the wireless network. This ensures crystal-clear sound and seamless connection.
⚠️ Please note: Using VoWiFi may consume your home or mobile data plan. Check with your carrier to see if this feature is included for free or if it's a separate charge.
It's important to understand the difference between VoWiFi and popular messaging apps. Unlike WhatsApp, Viber or Telegram, where the interlocutor must be online in the application, calls via Wi-Fi go to your regular phone numberThe subscriber on the other end of the line won't even notice the difference, and your minutes may not decrease if the operator provides the service for free.
Advantages and disadvantages of VoWiFi technology
Switching to voice calls over the internet offers a number of undeniable advantages that have been appreciated by users worldwide. However, the technology also has its limitations, which are important to be aware of so you can properly configure your device to suit your needs.
Among the main advantages, users highlight:
- 📶 Stable connection in places where the regular cellular network does not work (basements, remote corners of offices, rural areas).
- 🔋 Saving battery life: searching for a network in a poor reception area uses a lot of energy, but a stable Wi-Fi connection allows the smartphone to operate in a power-saving mode.
- 🌍 Roaming without bordersWhen abroad, you can connect to local Wi-Fi and call home numbers at your home country's rates, avoiding international roaming costs.
However, there are some drawbacks. Call quality directly depends on the speed and stability of your internet connection. If the channel is overloaded (for example, if someone is downloading large files or watching a 4K video), voice quality may degrade, and delays or artifacts may appear.
Another issue worth noting is the issue with emergency services. When calling emergency numbers (112, 102, 103), the operator may not be able to determine your exact location, as geolocation is transmitted via the router's IP address, not the cell tower. This can hinder rescuers' efforts in a critical situation.
How to disable the icon on Android
If the Wi-Fi handset icon is on your AndroidIf a problem occurs on your smartphone unexpectedly and you want to restore its normal operation, you'll need to change the settings in the phone's menu. The interface may vary depending on the device model.Samsung, Xiaomi, Huawei) and operating system versions, but the logic of actions remains similar.
Most often, the desired option is located in the mobile network settings. Open the menu, find the item related to SIM cards or mobile network, and locate the switch responsible for Wi-Fi calling. In some shells, this feature may be called "Wi-Fi calling" or "Wi-Fi calling."
For your convenience, we've prepared a checklist to help you quickly find the right setting:
☑️ How to disable VoWiFi on Android
After disabling the feature, the icon should disappear from the status bar. If this doesn't happen, try restarting your device. Sometimes the system needs time to update the status of services and remove the icon.
Call settings on iPhone (iOS)
Owners iPhone You may also experience the appearance of a Wi-Fi icon next to the carrier indicator. In the ecosystem Apple The control of this function is implemented as simply as possible and is unified for all models, starting from iPhone 6 and newer.
To disable the feature, go to the menu Settings, then select the section Cellular communicationsIn the list of options, find the item Wi-Fi callingBy toggling the switch to the off position, you will forcibly disable your smartphone from using the internet connection for voice calls. The handset icon will disappear immediately.
Please note that on some dual-SIM (or eSIM) devices, settings may apply separately to each line. If you use a multi-SIM system, check that the feature is enabled for both cards.
⚠️ Note: On some iPhone models, the setting may simply be called "Wi-Fi Calling" and be located in the main settings menu if your carrier doesn't support deep integration.
What to do if the item is not in the menu?
If you don't find the toggle in settings, it means your carrier doesn't support VoWiFi technology or hasn't provided the necessary settings profile. In this case, the icon won't appear by default.
Specifics of telecom operators
VoWiFi technology depends not only on your smartphone but also on carrier support. In Russia and the CIS, the main market players are (MTS, Beeline, Megaphone, Tele2) have already implemented this feature, but the conditions for its activation may differ.
Below is a table showing the specifics of technology support by different operators (data subject to change):
| Operator | VoWiFi support | Tariffs | Need for customization |
|---|---|---|---|
| MTS | Yes | According to the tariff | Automatically |
| Beeline | Yes | According to the tariff | Via USSD or Personal Account |
| Megaphone | Yes | According to the tariff | Automatically |
| Tele2 | Yes | According to the tariff | In your personal account |
Often, to activate a service, you need to not only enable the setting on your phone, but also confirm your consent to use the service through your personal account or by sending USSD commandsWithout this step, the phone will ignore the ability to make calls over Wi-Fi, even if the feature is enabled in the menu.
Problems with connection quality and their solutions
Sometimes users complain that call quality deteriorates after enabling this feature. This may be due to an unstable internet connection or a network settings conflict. If you hear interruptions, echo, or a robotic voice, try the following steps.
First, check your internet speed. A stable connection with a ping of no more than 100-150 ms is required for high-quality voice communication. If your router is overloaded, switch to a mobile network. Resetting your phone's network settings may also help, but keep in mind that this will delete saved Wi-Fi passwords.
In some cases, the problem lies in the router settings. If the function is enabled QoS (Quality of Service), make sure voice traffic is prioritized. If your router is old and can't handle the load, the icon may flicker and the connection may drop.
- 🔄 Reboot your router: This often solves problems with frozen connections.
- 📡 Check the frequency: Try switching from 2.4GHz to 5GHz for less noise.
- 📱 Update your software: Make sure your phone has the latest firmware version.
Frequently Asked Questions (FAQ)
Do you charge per minute for Wi-Fi calls?
Typically, a minute of conversation is charged according to your basic plan, just like a regular call. However, if you're roaming internationally, the rules may differ: a Wi-Fi call to your home country may be free or even cheaper than a roaming call.
Is it possible to make calls via Wi-Fi if the SIM card is not active?
No, for VoWiFi to work, the SIM card must be active and registered with the operator's network (at least a minimum signal is required for authorization). A completely blocked SIM card will not allow calls to be initiated, even over the internet.
Does the Wi-Fi handset icon affect internet speed?
Voice traffic takes up very little space (usually less than 1 Mbps). With modern home internet speeds, you won't notice any impact on page or video loading speeds. However, on a very slow 3G connection via a mobile hotspot, speeds may decrease.
Why did the icon appear by itself, without me turning anything on?
Carriers are increasingly implementing this feature by default. When updating your network profile or after a reboot, your phone can automatically activate VoWiFi if it detects a stable Wi-Fi network and a weak cellular signal.