Smartphone Samsung Galaxy A52 The Wi-Fi router has long established itself as a reliable mid-range device capable of performing multiple tasks, including serving as a mobile router. When wired internet is unavailable or your fixed router is down, the ability to quickly set up a wireless network becomes critical. Modern technologies allow you to turn your phone into a fully-fledged internet source for laptops, tablets, and other gadgets in seconds.
The process of activating modem mode in the shell One UI Samsung's connection is as user-friendly as possible, but it still hides a number of subtleties that affect connection speed and stability. Understanding how frequency bands work and properly setting up security will help you avoid common connection issues. In this article, we'll cover every step in detail, from basic activation to advanced power consumption settings.
Using a smartphone as a hotspot requires careful consideration of battery life and your mobile carrier's data plan. Properly configuring the settings will minimize the load on the device and ensure comfortable speeds for all connected clients. Let's move on to practical implementation of these settings.
Basic activation of the access point via the menu
The fastest way to enable Internet sharing on Samsung A52 — using the quick settings panel. To do this, unlock the screen and swipe down from the top to open the notification shade. In the menu that opens, look for the icon with the name Access Point and Modem or "Mobile Hotspot" and tap on it to activate.
If the default icon isn't visible on the first widget screen, you'll need to expand the list of available buttons. Click the three vertical dots in the upper-right corner of the panel, select "Edit," and drag the desired icon to the active area. Once enabled, a distinctive indicator will appear in the status bar indicating that the device is ready to receive connections.
However, this method is not sufficient for initial setup or changing security settings. You need to go into the deep system settings menu. Open Settings → Connections → Wi-Fi Hotspot & TetheringThis is where all the necessary controls for managing your local network are located.
☑️ Pre-launch check
It's important to note that when tethering is enabled, your phone automatically blocks mobile data for other apps unless the corresponding option is enabled. This is to save data and prevent background downloads. Make sure you have sufficient available data, as tethering can consume data very quickly, especially when watching high-definition videos.
Setting up a network name and security password
By default, the system generates a network name (SSID) based on the device model, for example, Galaxy A52 5G, which can be unsafe or simply inconvenient to identify in the list of available networks. To change the name, go to the access point menu and select Setting up a Wi-Fi hotspotIn the "Network Name" field, enter any combination of letters and numbers that is convenient for you.
The security of your network directly depends on the complexity of your password and the encryption protocol you choose. Samsung A52 Supports modern security standards, but for compatibility with older devices, it's sometimes necessary to select less secure options. WPA3-Personal is recommended if all your devices support it, as it provides the highest resistance to hacking.
⚠️ Warning: Using an open network (without a password) is strongly discouraged in public places, as it allows attackers to intercept the data you transmit, including website logins and passwords.
When creating a password, try to avoid obvious combinations like "12345678" or your date of birth. The optimal length of a security key is between 8 and 64 characters. If you forget your password, you can always view or change it in the same settings menu after unlocking your device.
Choosing a Frequency Band: 2.4 GHz vs. 5 GHz
One of the key features Samsung A52 Support for two frequency bands for Wi-Fi distribution is a key feature. In the access point settings menu, you'll find the "Band" option. Choosing between 2.4 GHz and 5 GHz significantly impacts the signal range and maximum data transfer rate.
The 2.4 GHz band provides a wider range and penetrates walls and obstacles better. It's an ideal choice if you're in a room with thick walls or if you'll be connecting to older devices that don't support the 5 GHz standard. However, speeds on this band are typically lower, and the channel itself is often congested by neighboring routers.
The 5 GHz band offers significantly higher speeds and less interference, which is critical for video streaming or online gaming. The downside is its shorter range: for a stable connection, the client device must be in close proximity to the smartphone. If your phone is in your pocket and your laptop is on a table a meter away, there won't be a problem, but the signal may be lost through two walls.
| Parameter | 2.4 GHz | 5 GHz |
|---|---|---|
| Transfer speed | Up to 150-300 Mbps | Up to 400-800+ Mbps |
| Range | High (up to 30-40 m) | Medium (up to 15-20 m) |
| Penetration ability | Good | Low |
| Compatibility | All devices | Only modern gadgets |
When choosing a band, consider the current task. 2.4 GHz is suitable for working with documents and email, but for watching 4K video on a tablet, it's better to switch to 5 GHz. Switching is instant, but all connected clients will be disconnected and will need to re-authorize on the network.
Managing connected devices
Controlling who is connected to your network is an important aspect of security and traffic management. In the interface One UI A convenient list of all active clients is provided. By going to the access point menu, you'll see the "Connected Devices" section, which displays the device's name, MAC address, and the amount of data transferred.
The "Allowed Devices List" feature allows you to create a whitelist containing only trusted devices. When enabled, any new device connection attempt will be blocked, even if the attacker has the correct password. This is especially useful when working in crowded places like cafes or airports.
To whitelist a device, first connect it as usual, then click on the device's name in the list of active clients and select "Allow." Once filtering is enabled, all other devices will see the network but will not be able to authenticate.
⚠️ Note: If you lose access to your primary control device and the whitelist is active, connecting from a new device will be impossible without a complete reset of the access point settings on your phone.
The system also allows you to set a limit on the number of connected devices. By default, this value is often limited to 10 clients, but you can reduce it to 1 or 2 to reserve the entire channel bandwidth for one important device, such as a laptop for video conferencing.
Energy saving and sleep timer
Sharing Wi-Fi is a power-intensive process that quickly drains your battery. Samsung A52To prevent unexpected battery drain, the access point settings include a smart timer. It automatically turns off the modem if no device is connected to the network for a specified period of time.
The default timer value is usually 10 minutes, but it can be changed or disabled completely. This option is located in the path Settings → Wi-Fi Hotspot → Advanced → TimeoutIf you're planning a long session with pauses in data transfer, it's best to increase the interval or disable the feature to prevent the network from dropping out at the most inopportune moment.
Why does the phone get hot when distributing?
When the radio modules are actively operating in access point mode, the processor and antennas generate significant heat. This is a normal physical phenomenon. To reduce the temperature, we recommend removing the phone's case and placing it on a hard surface for better heat transfer.
In addition to the timer, it's worth paying attention to the system's overall power-saving mode. If strict battery-saving mode is enabled, the system may artificially limit Wi-Fi speed or forcibly disable the hotspot when a certain battery percentage is reached. For stable operation, it's best to temporarily disable power-saving mode.
Using the original charger while tethering will help offset the high power consumption. However, keep in mind that simultaneously charging and actively transferring data can cause the device to heat up, which will impact battery life in the long run.
Troubleshooting connection issues and errors
Despite the stability of work Samsung A52, users may encounter situations where devices cannot see the network or obtain an IP address. Most often, the problem lies in incompatible security protocols or a full network settings cache. The first step should always be to turn the access point off and then back on.
If your laptop detects the network but says "Unable to connect," try changing the security protocol on your phone from WPA3 to WPA2/WPA3 Mixed or pure WPA2. Some older network cards simply can't handle the new encryption standards Samsung implements by default.
Another common issue is an IP address conflict. In this case, resetting the phone's network settings can help. Go to Settings → General Settings → Reset → Reset Network SettingsPlease note: This action will delete saved Wi-Fi network passwords and Bluetooth settings, but will not affect personal data or photos.
⚠️ Note: The settings interface and menu item names may vary slightly depending on your Android OS version and One UI. If you can't find an option, use the settings search (magnifying glass at the top of the screen).
In rare cases, the lack of internet on a connected device may be due to restrictions from your mobile operator. Some tariff plans prohibit using your phone as a modem or require an additional option. Check your tariff terms in your operator account.
Frequently Asked Questions (FAQ)
Is it possible to share Wi-Fi if there is no SIM card on the phone?
No, tethering requires an active SIM card with a data plan. However, you can tether your phone's Wi-Fi if it's connected to another Wi-Fi network (using the Wi-Fi Repeater feature). However, on the Samsung A52, this feature may be limited by software or require root access, depending on the software version.
Does this significantly affect mobile internet speed?
The speed on connected devices will be limited by the phone's signal strength. If you have a strong 4G/LTE signal, your speed will be high. However, when connecting multiple devices, the total bandwidth is divided among them, which may result in a decrease in speed on each individual device.
Is it safe to keep a hotspot on all the time?
Technically, this isn't critical for a smartphone, as long as it's properly cooled. However, constantly running the radio module accelerates battery life. Furthermore, it creates a potential vulnerability if the password is weak. It's recommended to enable this feature only when needed.
Why don't laptops see the 5 GHz network?
Most likely, your laptop's network adapter is outdated and only supports the 2.4 GHz band. In this case, switch the access point on your Samsung A52 to 2.4 GHz mode in the band settings, and the device should be detected.