In the era of constant network connectivity, Xiaomi smartphones often become a lifesaver in situations where landline internet is unavailable or unstable. mobile hotspot Transforms your device into a fully-fledged router, allowing you to connect laptops, tablets, and other gadgets to the internet via your carrier's 4G or 5G network. This solution is indispensable for business trips, vacations, or during unexpected service outages.
However, users often encounter configuration nuances that are not immediately obvious. The shell interface MIUI or HyperOS It has its own specific control layout and offers advanced features, such as frequency band selection and power-saving settings. Understanding these mechanisms will not only allow you to quickly distribute internet but also make the process as safe and battery-efficient as possible.
In this article, we'll detail all the steps for activating modem mode, explore the hidden settings available in the engineering menu, and analyze common errors. You'll learn how to correctly configure the network name and password to prevent unauthorized access, as well as which parameters affect data transfer speed. Important: The maximum upload speed is limited by your operator's tariff plan and the signal quality in your specific area.
Basic activation via notification shade
The fastest way to launch router mode is using the quick access panel. This method is ideal when you urgently need to share data and don't have time to delve into menus. Simply unlock your smartphone screen and swipe down from the top edge of the display to open the quick access panel.
In the menu that opens, find the item labeled "Access Point" or "Hotspot." If the icon isn't visible on the first page, swipe left or tap the pencil (edit) to add the button to a prominent location. Tapping it instantly activates the feature, as indicated by the icon in the status bar.
However, this approach has limitations: it doesn't allow you to immediately change the default network name or password, which are often generated automatically and can be difficult to enter on another device. For initial setup, it's recommended to access the full system settings menu.
⚠️ Attention: When activating via the notification shade, make sure your phone's mobile data is enabled. If your mobile data is disabled, the hotspot will work, but the internet will not appear on connected devices.
Configuring access point settings in the menu
For deep configuration, you need to go to the system settings. The path usually looks like this: Settings → Wi-Fi HotspotIn some firmware versions, this option may be hidden in the "Connection and Sharing" section. This is where you'll find the key controls for managing your mini-network.
The first thing you need to do is set a strong password. Standard passwords often contain complex characters that are difficult to enter using a TV remote or laptop keyboard. It's recommended to use a password at least 8 characters long, including both numbers and letters, but still easy to understand.
Next, pay attention to your frequency band selection. By default, many Xiaomi smartphones use the 2.4 GHz band, which offers better range but lower speeds and more noise. Switching to 5 GHz will significantly increase data transfer speeds, but will reduce the signal range.
☑️ Setting up a secure hotspot
This section also allows you to set up a hidden network. If you enable the "Hide Device" option, your phone will not broadcast the network name. You can only connect to this access point by manually entering the SSID and password, increasing security in crowded areas.
Using advanced settings and the 5 GHz frequency
Owners of modern Xiaomi models, such as the series Redmi Note or flagship Mi, often want to get the most out of their 5G plan. For this purpose, there's a separate "Access Point Settings" or "Advanced Settings" option in the access point menu.
Here you can force the broadcast channel. If there are many neighboring routers in your area, automatic channel selection may not work correctly. Manually selecting a free channel can significantly improve connection stability.
The "Maximum number of connections" setting deserves special attention. By default, the system can allow connections to up to 10 devices. However, it's important to remember that each new client shares the available bandwidth. For a comfortable experience, it's recommended to limit the number of devices to 2-3 unless you plan to use your phone as a full-fledged office router.
⚠️ Attention: The settings interface may vary depending on the Android version and MIUI/HyperOS. If you can't find an option, check the official user manual for your model, as software developers often change the layout of options.
| Parameter | 2.4 GHz band | 5 GHz band |
|---|---|---|
| Transfer speed | Up to 150 Mbps | Up to 866 Mbps and higher |
| Range | High (up to 50 m) | Medium (up to 20 m) |
| Penetration of walls | Good | Low |
| Compatibility | All devices | Only modern gadgets |
Sharing the Internet via USB and Bluetooth
A wireless connection isn't always the best solution. If you require maximum stability and minimal latency, such as for online gaming or video conferencing, a wired connection is worth considering. A USB modem ensures lossless data transfer while simultaneously charging your smartphone.
To activate this mode, connect your phone to your computer using a cable. Then, in the "Access Point" menu, enable the "USB Modem" switch. The computer will recognize the device as a new network card. This method is especially useful for desktop PCs not equipped with Wi-Fi modules.
A Bluetooth modem is an option for older laptops or specific devices where other methods don't work. The speed will be significantly lower (no more than 2-3 Mbps), but the phone's power consumption is minimal. This option is enabled in the same access point settings menu.
Why is USB modem better for gaming?
A wired connection eliminates the radio interference typical of Wi-Fi. Ping (latency) is stable, which is critical for shooters and real-time strategy games.
Energy saving and sleep timer
Wi-Fi hotspot mode is one of the most power-hungry processes on a smartphone. The active operation of the radio module and processor leads to rapid heating of the case and battery drain. To prevent the phone from shutting down at the most inopportune moment, Xiaomi has implemented smart control systems.
A "Sleep Timer" feature is often found in hotspot settings. You can set a timer after which internet access will automatically stop if no devices are connected to the hotspot. The default value is usually 10 minutes, but it can be changed or disabled entirely.
The "Data Saver" feature is also worth mentioning. It allows you to limit background data transfer for connected clients or block access to "heavy" services. This is useful if you have a limited mobile data plan and want to control your gigabyte usage.
To extend battery life in tethering mode, it's recommended to reduce screen brightness or turn off the display completely. Some users use special script apps that prevent the phone from entering deep sleep mode, maintaining a stable connection, but this can lead to overheating.
⚠️ Attention: Prolonged use in hotspot mode under heavy load can cause the battery to overheat and degrade faster. Avoid leaving your phone in direct sunlight or on soft surfaces (like a sofa or pillow) while using hotspot mode.
Solving common connection problems and errors
Despite a well-functioning system, users may encounter a situation where a hotspot has been created, but the internet isn't working, or devices can't see the network. First, check your SIM card balance and whether you have any billable data.
A common issue is incompatibility of security standards. If your old device can't connect to the new access point, try changing the encryption protocol in the security settings. WPA3 or WPA2/WPA3 for the good old days WPA2 PSKThis will solve the compatibility issue with gadgets from previous years.
Another common error is a network settings error. In this case, resetting the network settings helps. Go to Settings → Connection and sharing → Reset Wi-Fi, mobile networks, and BluetoothPlease note that this action will delete saved passwords from other Wi-Fi networks.
In rare cases, the problem lies with your carrier's APN settings. Make sure the correct access profile for your provider is selected in your mobile network settings. Sometimes, creating a new APN with default settings helps.
Why won't my phone let me turn on the hotspot?
This is most often due to another internet connection being connected via Wi-Fi. A smartphone can't simultaneously receive and broadcast Wi-Fi on the same frequency (unless there are two modules). Disable Wi-Fi on your phone to enable the mobile hotspot.
Is it possible to distribute WiFi if it is connected to a router?
On most Xiaomi models with a standard Wi-Fi module, this isn't the case. The phone acts as either a client or an access point. However, some models feature a Wi-Fi Repeater feature, which allows you to broadcast an already received signal, but this depends on the specific MIUI version.
How to hide your IP address when sharing?
Tethering mode itself doesn't hide your IP address. For anonymity, you need to use a VPN service on your smartphone before enabling tethering, or set up a proxy, which requires more advanced technical knowledge.
Does WiFi sharing affect the speed of mobile internet on the phone itself?
Yes, it does. The bandwidth is shared between the host device and the connected clients. If the laptop starts downloading updates, the page loading speed on the phone itself will also decrease due to the limited bandwidth of the radio module.