Many people are familiar with the situation when their home internet suddenly goes down or their router breaks down, and their favorite episode on their LG Smart TV isn't finished. In such moments, a smartphone can become a fully-fledged home entertainment system. mobile routerUsing your phone as a data source allows you to continue viewing content without being tied to a landline.
However, despite its apparent simplicity, the process of creating an access point and subsequently connecting a TV has its own nuances. Owners of LG devices often encounter frequency band compatibility issues or restrictions from mobile operators. Understanding the technical details will help avoid errors and ensure a stable data flow.
In this guide we will go into detail on how to set it up correctly. modem mode On various operating systems, how to find the necessary settings in the TV menu, and what to do if devices don't recognize each other. You'll learn about hidden settings that can significantly affect data transfer speed.
⚠️ Important: Before you start actively distributing traffic, make sure that your mobile operator's tariff plan allows you to use your phone as a router, otherwise you may incur additional charges or be blocked.
Modern smartphones support communication standards that allow for the transfer of large amounts of data, which is critical for streaming high-definition video. However, mobile Internet has its own limits, and uncontrolled use can lead to the depletion of the gigabyte package in a matter of minutes.
Technical requirements and equipment preparation
Before you begin setting up, you need to make sure your equipment meets the minimum requirements for stable operation. This primarily concerns support for wireless communication standards. LG Smart TVs released in recent years typically support these standards. Wi-Fi 802.11n And 802.11ac, which allows operation in the 2.4 GHz and 5 GHz ranges.
An important aspect is the smartphone's operating system version. Android devices are recommended to have version 8.0 or higher, while iPhones require iOS 12 or later for the Personal Hotspot feature to work properly. Older software versions may not support the necessary encryption protocols or have limitations on the number of connected clients.
- 📱 A smartphone with an active data plan and 4G/5G network coverage.
- 📺 LG Smart TV with a working Wi-Fi module.
- 🔋 The phone battery is sufficiently charged or connected to a charger.
- 📶 Knowing the parameters of your SIM card (availability of data distribution).
It's also worth considering that distributing Wi-Fi puts a significant strain on your smartphone's battery. Battery The battery can run out after one and a half to two hours of active use, so it is highly recommended to keep the phone connected to a power source while watching videos.
⚠️ Note: Menu interfaces and item names may vary depending on your phone model and TV firmware version. If you don't find an exact match, look for synonyms or similar sections in the settings.
Checking frequency band compatibility is another critical issue. Some older LG TV models don't support the 5 GHz band, which is often used by smartphones by default for tethering. If the TV doesn't detect the network, you may need to force the phone to switch to the 2.4 GHz band.
Setting up a hotspot on Android devices
The process of turning an Android smartphone into a router begins with a deep dive into the system settings. Unlike iOS, which simplifies everything, Android offers users a wide range of options for customizing the network they create. To get started, go to the section Settings your device.
Next, find the option that may be called "Connections," "Network & Internet," or "Tethering & Hotspot." The specific name depends on the manufacturer's operating system (MIUI, OneUI, ColorOS). Within this menu, we're interested in the section Wi-Fi hotspotThis is where the configuration of the parameters of the future network takes place.
Settings → Connections → Mobile hotspot and tethering → Mobile hotspotIn the menu that opens, you must enter the network name (SSID) and password. It is recommended to use a complex character set, as the airwaves are open for scanning. Pay particular attention to the frequency range you select. If your LG TV is not connecting, try changing the frequency range to 2.4 GHz.
- 🔐 Use WPA2 PSK encryption for maximum compatibility with older devices.
- 📡 The 5 GHz band provides higher speeds but has a shorter range.
- 👁️ Hide the network name (SSID) if you want to increase security (manual entry required).
- ⏳ Set a hotspot timer to save battery life.
In the advanced settings you can also change the Wi-Fi standard. If the default is Wi-Fi 6If your TV is old, try switching to a more compatible mode. This often resolves issues with constant connection drops.
Hidden Android Settings
Some firmware versions (for example, Xiaomi or Huawei) have an engineering menu or hidden access point settings accessible via ADB or special apps. There, you can change the transmitter power or broadcast channel, which is useful in noisy environments in apartment buildings.
After saving the settings, toggle the hotspot switch. The system will warn you that your mobile data will be used by other devices. Confirm, and your smartphone will begin broadcasting the signal.
☑️ Check Android settings
How to share your iPhone's internet connection (iOS)
Apple owners are fortunate to have a somewhat more unified approach to setting up internet sharing. The Personal Hotspot feature in iOS works reliably and requires minimal user intervention. However, even here, there are some nuances worth knowing when connecting LG TVs.
To activate the mode, go to Settings and select "Tethering & Personal Hotspot." If you see this option in the main settings menu, your carrier supports this feature. If you don't see it, you can add it via "Cellular" → "Cellular Data Network" → "Tethering & Personal Hotspot."
A key feature of iOS is the ability to share not only via Wi-Fi but also via USB or Bluetooth. For LG TVs, Wi-Fi is the preferred method, but it's worth noting that connecting to a TV via a Lightning/USB-C cable (if it has a USB port and OTG support) is theoretically possible, although rarely implemented in practice due to driver issues.
- 🍏 The "Maximum Compatibility" feature is enabled in the tethering mode settings.
- 🔋 The iPhone screen must be unlocked when connecting a new device for the first time.
- 📶 You can change the password in the modem settings menu.
- 👨👩👧👦 Family Sharing allows you to share your internet connection without entering a password for Apple devices.
An important feature for iPhone owners is the "Maximum Compatibility" feature. If your LG TV isn't detecting the network or is constantly losing connection, turn this switch on. It switches the modem to the 2.4 GHz band, significantly improving connection stability with older receivers.
After enabling tethering mode, your LG TV will see your iPhone as a regular Wi-Fi network. The default network name matches your device's system name ("user iPhone"). The password is specified in the same settings menu.
Connecting an LG Smart TV to the network
Once the smartphone is set up and broadcasting a signal, it's time for the TV. The webOS interface on LG TVs is logical, but the settings can vary depending on the model year. The standard method is via the settings button on the remote.
Press the button with the gear icon or the button on the remote control SettingsIn the menu that appears, select "All Settings" (the three dots or gear icon in the corner). Then, go to the "Network" or "Connection" section. Here you'll see a list of available wireless networks.
Find the name of your access point (SSID) you set on your phone in the list. Tap it with the remote. The system will ask you to enter a password. Use the on-screen keyboard to enter the security key. Be careful with the case.
| Parameter | Meaning for Android | Meaning for iOS |
|---|---|---|
| Network name (SSID) | User defined | Device name (default) |
| Frequency range | 2.4 GHz / 5 GHz (configurable) | Automatic / 2.4 GHz (with compatibility) |
| Security protocol | WPA2 PSK (recommended) | WPA2/WPA3 |
| Stability | Depends on the phone settings | High (with compatibility enabled) |
After entering the password, the TV will attempt to establish a connection. If successful, a connection icon will appear next to the network name, and the status will read "Connected." You can now launch apps.
It's worth noting that some LG apps may require re-authorization when changing your IP address or network type. If the video doesn't load, try restarting the app or the TV itself.
Diagnosing and troubleshooting
Even with proper setup, difficulties can still arise. The most common issue is that the TV sees the network but doesn't connect, or displays "Error connecting to server." This could be due to the TV's time being set incorrectly. Check the date and time settings in the menu. General → Time and Date.
Another common cause is a full DNS cache or IP address conflict. Try disabling automatic IP configuration in your TV's network settings and entering a static address, such as 192.168.43.50 (if your phone assigns addresses in that range), and changing the DNS servers to Google's public ones (8.8.8.8).
If your connection speed is slow and the video is constantly buffering, check your signal strength. Your phone should be positioned close to the TV, preferably without any physical obstructions. Metal cases and mirrors can block the signal.
⚠️ Note: If you're using a VPN on your phone, your TV may not be able to access the internet, as traffic from your hotspot may not be routed through the VPN tunnel. Disable your VPN to check.
If all else fails, reset your TV's network settings. This will restore your network settings to factory defaults and often resolves Wi-Fi module software glitches. After the reset, you'll need to re-enter your access point password.
Traffic optimization and security
Using mobile internet for your TV is not only convenient, but also risky in terms of data consumption. Smart TV apps often don't save data and can automatically switch to 4K quality, consuming up to 7 GB per hour. To avoid unpleasant surprises from your operator, it's important to monitor your settings.
In aggregator apps (YouTube, Netflix, Kinopoisk), manually set the video quality. Select 720p or 1080p instead of "Auto." The difference in picture quality on a TV may not be as noticeable as on a monitor, but your data usage will be reduced by 3-4 times.
- 🚫 Disable automatic app updates in the LG Content Store.
- 📉 Set a traffic limit in the hotspot settings on your smartphone.
- 👁️ Regularly check the list of connected clients in the access point menu.
- 🔒 Do not use open networks without a password in public places.
It's also important to remember security. When you share Wi-Fi, you're creating a local network. If you're in a public place, hackers can try to connect to your phone. Always use strong WPA2 encryption and a complex password.
Some carriers use DPI (Deep Packet Inspection) technology to determine the type of traffic. If they detect that you're diffing internet on your TV (detected by the packet TTL), they may limit your speed. Changing the TTL on your phone (requires root access or special apps) can help bypass this limitation, but that's an advanced step.
Why doesn't my LG TV see my phone's hotspot?
The most common problem is frequency band incompatibility. Your smartphone broadcasts a 5 GHz network, but your TV only supports 2.4 GHz. Solution: Enable "Maximum Compatibility" mode on your iPhone or manually select the 2.4 GHz band in your Android hotspot settings. Also, check to see if the network name (SSID) is hidden.
Does your phone get very hot when using WiFi?
Yes, running in router mode puts a heavy load on the smartphone's processor and radio module, which leads to overheating. Prolonged overheating can accelerate battery degradation. It's recommended to remove the phone's case, place it on a hard surface, or connect an external cooler when using the device for extended periods.
Is it possible to share WiFi via USB cable to an LG TV?
Technically, Android and iOS support USB modem, but LG TVs typically lack drivers to recognize a smartphone as a USB network card. Therefore, connection is only possible wirelessly via Wi-Fi. The TV's USB port can only be used for charging the phone.
How can I limit the upload speed to avoid draining my battery?
The default settings for Android and iOS don't allow you to limit upload speeds. This requires third-party apps (such as NetShare or carrier apps) that can control traffic. An alternative is to reduce screen brightness and enable power saving mode, although this has little effect.
Does WiFi sharing affect call quality?
If you have VoLTE (4G calling) enabled, call quality shouldn't suffer, as the channels are separated. However, if the network is congested or the signal is weak, the internet may choke voice traffic, causing interruptions. In 3G mode, simultaneous voice and data service is often impossible without Dual Carrier technology.