In today's world, mobile communications are no longer a privilege reserved for owners of flagship devices, but the quality of cellular coverage often leaves much to be desired, especially in the concrete jungles of megacities or remote country homes. This is where technology comes into play. VoWiFi, which allows you to make voice calls and send SMS messages using a Wi-Fi internet connection instead of a traditional cellular network. For smartphone owners Honor This feature becomes a real lifesaver, providing a stable connection where the regular signal simply disappears.
Many users don't even realize that their device supports this option by default, as it is often hidden deep in system settings or requires activation by the mobile operator. The key feature of this technology is that a call made via Wi-Fi does not consume your mobile data plan, but is included in your voice minute packages. Understanding how this system works will help you stay connected, no matter how many bars you have in your status bar.
In this article, we will take a detailed look at what Wi-Fi calling is on phones. Honor, how to activate them correctly, and what nuances to consider when using them. You'll learn how this technology differs from popular messengers and receive step-by-step instructions for various shell versions. Magic UI And EMUI.
The essence of VoWiFi technology and its benefits for Honor users
Technology Voice over Wi-Fi (VoWiFi) is a voice-over-IP protocol that allows wireless networks to be used for voice communications. Unlike applications like Viber or WhatsApp, where both interlocutors must have the application installed and access to the Internet, Wi-Fi calls on Honor They work natively through the standard dialer. This means you can call a regular landline or mobile number, even if the other person doesn't have a smartphone or internet connection, and you don't have a cell phone signal at the time.
The main advantage of using this feature on devices Honor The purpose of this is to conserve battery life and improve audio quality. When a phone is in a weak cellular signal area, it begins searching intensively for a tower, which leads to rapid battery drain. Switching to Wi-Fi relieves this burden. Furthermore, the audio quality often surpasses standard audio, especially if a wideband codec is used. HD Voice.
It's also worth noting the transparency of the process for the user. You don't need to open separate apps or ask the other person to connect to the network. The system automatically routes the call over an available Wi-Fi connection if a cellular network is unavailable or the appropriate priority is set.
- 📶 Stability: An ideal solution for rooms with thick walls, basements and remote areas where there is no cellular signal.
- 💰 Saving: Calls are charged according to the terms of your main tariff plan; additional charges for Internet traffic are usually not charged (for calls within the country).
- 🔋 Energy efficiency: Reducing the power consumption of the communication module when operating in areas with poor cellular network reception.
Checking smartphone and carrier compatibility
Before you begin setting up, you need to make sure that your equipment and tariff plan support the technology. VoWiFi. Not all models Honor, especially those released several years ago, have hardware or software support for this feature. Additionally, your mobile operator must provide Voice over Wi-Fi and activate it on your SIM card.
Typically, technology support depends on the region where the device is purchased and the firmware version. Global versions of smartphones Honor Most often, they have unlocked functionality, while Chinese versions may require reflashing or installing special patches to work with European or Russian operators. It's also important that the device has the latest version of the operating system installed. Android and shells Magic UI.
⚠️ Attention: Even if "Wi-Fi Calling" is enabled in your phone's settings, it doesn't guarantee that the feature will work. Your carrier must authorize the device in their IMS network. If, after enabling the feature, you see the handset icon with the Wi-Fi symbol, but calls aren't connecting, contact your carrier's support team to check the service status.
To check compatibility, you can use the engineering menu or simply try activating the feature in the settings. If the toggle is grayed out or missing, your device or SIM card likely doesn't support the technology in its current configuration. In some cases, replacing the SIM card with a new one that supports 4G/LTE helps, as VoWiFi is often tied to LTE infrastructure.
List of popular operators that support VoWiFi
MTS, Beeline, Tele2, MegaFon, Yota, and many regional operators are gradually introducing VoWiFi support. However, each operator has its own list of supported phone models. It's always best to check the latest information on your provider's official website under "Help" or "Services."
Step-by-step instructions: how to enable Wi-Fi calling on Honor
Activating the VoWiFi function on smartphones Honor Typically, it doesn't require any complex manipulations and takes only a couple of minutes. The interface may vary slightly depending on the shell version. Magic UI or EMUI, but the logic remains the same. Before starting the procedure, make sure the Wi-Fi module is enabled and the device is connected to a working wireless network.
Go to your device's main settings menu. Find the section responsible for wireless networks. In newer firmware versions, it may be called "Mobile Network" or "Network and Internet." This is where you'll find the main settings for your SIM card and voice communication.
☑️ Checklist before enabling VoWiFi
In the menu, find "Wi-Fi Calling" or "Wi-Fi Calling." If you don't see it right away, try tapping your SIM card name (e.g., "SIM 1"); the settings may be there. Toggle the switch on. Once enabled, the system may prompt you to select a network priority.
There are two main operating modes: "Wi-Fi Preferred" and "Mobile Network Preferred." In the former, the phone will attempt to use Wi-Fi for all calls, even if the cellular signal is weak. In the latter, Wi-Fi will only be used when there is no signal at all. Choose the option that best suits your needs.
- 📱 Open
Settingson the main screen. - 📡 Go to the section
Mobile networkorWireless networks. - 📞 Find the item
Wi-Fi callingand move the toggle switch to the positionOn. - 🔒 If necessary, confirm the action by entering your PIN or fingerprint.
Setting priorities and additional parameters
After activating the basic function, it makes sense to delve into the settings to optimize the connection for your needs. Smartphones Honor Allows flexible control over device behavior when switching between networks. This is especially important for users who talk a lot on the phone while on the go.
You can find Wi-Fi roaming settings in the Calls menu. If you frequently travel abroad, enabling "Wi-Fi Calling While Roaming" will allow you to stay connected through hotels or cafes without incurring international roaming charges. However, be careful: some carriers may charge the same rates for incoming Wi-Fi calls while roaming as regular incoming calls, which can also be expensive.
It's also worth paying attention to notification settings. When VoWiFi is active, a special icon (usually a handset with a Wi-Fi symbol or the text VoWiFi). This helps you understand which network the conversation is taking place through. If the icon flashes or disappears, it may indicate an unstable internet connection.
| Parameter | Description | Recommendation |
|---|---|---|
| Network preference | Prioritize Wi-Fi and cellular data | Depends on the quality of the coating in the room |
| Roaming | Allowing calls over Wi-Fi abroad | Enable only when traveling abroad |
| Notifications | Displaying status in the status bar | It is recommended to keep it on |
Please note that settings may be reset after a firmware update or network reset. Check the status of this feature periodically, especially after major system updates. Magic UI.
Troubleshooting: Why Wi-Fi Calls Don't Work
Even with proper setup, users may encounter problems when using VoWiFiThe most common cause is port blocking by the internet service provider. Some home routers or corporate networks may block traffic necessary for voice communications, deeming it suspicious or simply refusing to allow specific protocols.
Another common issue is an IP address conflict or an incorrectly set time on the device. For secure communication protocols to work, the time on the smartphone and the operator's server must match. If the clocks are incorrect, authorization on the IMS network will fail, and the VoWiFi icon will not appear.
⚠️ Attention: If you use VPN services, try disabling them before testing Wi-Fi calling. Tunneling traffic through third-party servers often prevents voice packets from being routed correctly to the operator's gateways, resulting in connection errors.
To diagnose this, try the following: reboot your router and phone, make sure your balance is sufficient, and check if your SIM card is set to block outgoing calls. It might also be helpful to switch the network mode in your phone's settings. 5G/4G/3G/2G on 4G/3G/2G, since VoWiFi is closely linked to the LTE infrastructure.
- 🔄 Reboot: A trivial but effective method for restarting network services.
- ⏰ Time and date: Set up automatic time synchronization via network.
- 🛡️ Antivirus and VPN: Temporarily disable security programs that filter traffic.
Differences between VoWiFi, VoLTE, and messaging apps
Many users confuse the technology VoWiFi With VoLTE (Voice over LTE) or messaging calls. Although they all use data for voice, their operating principles and requirements differ. VoLTE allows voice transmission over 4G networks, providing high quality and fast dialing, but requires LTE coverage. VoWiFi, on the other hand, works wherever there's Wi-Fi, regardless of the presence of 4G towers.
Unlike WhatsApp or Telegram, native Wi-Fi calling on Honor They don't require the other person to install any additional apps. You call a regular number, and the system automatically decides how to deliver the call. Furthermore, carriers often include Wi-Fi calling minutes in voice packages, while messaging apps only use data traffic.
Voice quality in VoWiFi can vary depending on the Wi-Fi channel load. If the network is used by multiple devices (watching 4K video, downloading games), voice quality may degrade. In such situations, messaging apps often have more flexible compression algorithms, but lack integration with the phone book and notification system.
Technical differences between protocols
VoLTE uses QoS (Quality of Service) at the operator network level, prioritizing voice traffic. VoWiFi relies on the quality of your home internet connection and router. Messengers use their own proprietary codecs and servers, which don't guarantee packet priority.
Impact of the function on data autonomy and security
Using Wi-Fi for calls affects your smartphone's power consumption. Honor Unlike regular cellular service, VoWiFi significantly extends battery life in weak cellular signal conditions, as the GSM module doesn't operate in intensive signal search mode. However, with a poor Wi-Fi signal, power consumption can also increase due to constant reconnection attempts.
Data security is a common concern for users using VoWiFi. Voice traffic is encrypted using standard security protocols used by operators (IPsec). This means that even if you're connected to an open Wi-Fi network in a cafe, your conversation will be protected from eavesdropping just as reliably as with a regular cellular connection.
However, it's important to remember that trust is in the access point itself. By connecting to suspicious networks, you risk the integrity of other data on your phone, although the voice channel itself will remain protected by the operator's tunnel.
Do I need internet access on my phone to use Wi-Fi calling?
Yes, an internet connection is required to register with the IMS network and establish a connection. However, the call itself is made through the operator's voice channel, so no data is consumed (unless otherwise specified in the tariff).
Is it possible to use Wi-Fi calling abroad without roaming?
Technically, yes, if you're connected to Wi-Fi. However, the rates depend on your carrier's terms and conditions. Often, incoming calls via Wi-Fi are free abroad, while outgoing calls are charged as calls from your home network or at roaming rates.
Why does the VoWiFi icon disappear during a call?
This could mean the phone switched to the cellular network due to poor Wi-Fi quality, or the carrier terminated the connection. Check your network priority settings.
Do emergency calls (112) work via Wi-Fi?
Not always. In many regions, emergency services require location services via cell towers, so a 911 call may not work over Wi-Fi if there's no cell coverage. Always keep this in mind.
Are VoWiFi settings reset after flashing?
Yes, performing a full reset or reflashing your device resets all user settings, including call settings, to factory defaults. You'll need to re-enable this feature.