Modern smartphones have long ceased to be simple devices for making calls, having become full-fledged control centers for the digital space. Xiaomi, with a huge market share, offers users flexible options for organizing a wireless network. Access point (Hotspot) in the MIUI shell is implemented very conveniently, allowing you to share the Internet from laptops, tablets, or other phones with just a couple of taps.
However, standard settings often conceal nuances that can significantly impact connection speed and stability. For example, selecting a frequency band or setting traffic limits require attention. In this article, we'll cover not only the basic activation algorithm but also delve deeper into technical aspectsthat will help you create a reliable network even in poor reception conditions.
Many users are experiencing issues with their internet connection draining their battery quickly or disconnecting when the screen is locked. This isn't a bug, but an optimization feature. Android And MIUIUnderstanding how a Wi-Fi module works will help you avoid common errors and ensure stable ping in games or uninterrupted file downloads on connected devices.
⚠️ Note: The menu interface may vary slightly depending on the MIUI version (12, 13, 14, or HyperOS) and regional firmware (Global, CN, EEA). If you can't find the item, search for it in the settings.
Basic access point setup
The fastest way to activate tethering is to use the notification shade. Swipe down twice from the top to reveal the full list of toggles, and find the "Tethering" icon. This standard method, which works 99% of the time without having to dive deep into the menu.
More detailed control is available through system settings. Go to the section Settings → Wi-Fi Hotspot. This displays the default network name (SSID), which usually contains the model of your device, such as Xiaomi 13 ProIt is recommended to immediately change it to a unique one to avoid confusion when searching for available networks in public places.
Pay special attention to your password. The system often generates complex combinations, but for home use, it's best to set a memorable key containing letters and numbers. Avoid using simple sequences like "12345678," as this makes your network vulnerable to attack. hacking neighbors.
☑️ Check before starting distribution
Once you've configured the settings, simply toggle the switch to the active position. The device will begin broadcasting a signal, allowing other devices to detect your network. If the connection fails, try temporarily disabling and then re-enabling airplane mode to reset the radio.
Selecting the signal range and frequency
One of the key features of modern smartphones Xiaomi supports two broadcast bands: 2.4 GHz and 5 GHz. By default, the system selects the band automatically, but for maximum performance, it's best to configure this manually in the "Access Point Settings" menu.
Range 2.4 GHz It has a longer range and penetrates walls better, but it's often overloaded by neighboring routers and Bluetooth devices. This can lead to an unstable connection and slow speeds. Use it if the device you're connecting to is far from your phone or has an older Wi-Fi module.
Range 5 GHz offers significantly higher data transfer rates and is less susceptible to interference. However, it has a shorter range and the signal penetrates obstacles less effectively. This option is ideal for watching 4K video or playing online games when the laptop and smartphone are in the same room.
| Parameter | 2.4 GHz | 5 GHz |
|---|---|---|
| Speed | Up to 150 Mbps | Up to 866 Mbps and higher |
| Range | High | Medium/Low |
| Penetration of walls | Good | Bad |
| Workload | High | Low |
Why might 5 GHz not work?
Some older devices (laptops from before 2013, budget tablets) don't physically have a 5 GHz module. If your gadget doesn't detect the network, switch to 2.4 GHz.
Setting up security and hiding the network
The security of your personal hotspot is not only a matter of traffic, but also of protecting the data transmitted via your smartphone. In the settings MIUI A choice of encryption protocol is available. Always select WPA3-Personal or, at least, WPA2-PSKObsolete protocols such as WEP or Open access are strictly prohibited.
The "Hide Network" (SSID) feature makes your access point invisible to general scanning. To connect to it, the user will have to manually enter the network name in the Wi-Fi settings on the client device. This adds a layer of protection from prying eyes, but does not provide complete protection against hackers.
You can also set a limit on the number of connected devices in the advanced settings. If you're sharing internet only with your laptop, limit it to one device. This will prevent unauthorized connections from third parties, even if they know your password.
⚠️ Warning: Hiding the SSID may result in increased battery consumption on client devices, as they will be constantly searching for the hidden network in the background.
For corporate use or work with confidential data, it is recommended to change the password periodically and use the Whitelist (MAC filtering) function if your firmware version supports MAC filtering.
Energy consumption optimization
Hotspot mode is one of the most power-hungry processes in a smartphone. The radio module operates at full power, the processor encodes traffic, and the screen often remains on. distribute WiFi and not to be left without communication in an hour, it is necessary to properly configure energy saving.
First of all, reduce screen brightness or enable automatic brightness adjustment. Many people forget that the display consumes more power than the Wi-Fi module itself. It's also a good idea to disable background syncing of heavy apps, such as photo services or cloud storage, while sharing.
In the system MIUI There's a special option to "Turn off the hotspot automatically" if no one is connected for 10 minutes. This is a useful feature, but if you're taking breaks from work, it's best to disable it so you don't have to re-enter the password on your laptop every time.
Using the mode USB modem Instead of Wi-Fi, this can be a great alternative for desktop work. In this case, the phone simultaneously shares the internet and charges from the computer, eliminating the battery life issue. To activate, connect the cable and select the appropriate option in the USB connection menu.
Troubleshooting connection issues
Despite the stability XiaomiSometimes, devices can't see the network or obtain an IP address. The first step should always be checking for mobile internet. Try opening a page in the browser on your phone.
If you have internet access but the data connection isn't working, try resetting your network settings. To do this, go to Settings → Connection and sharing → Reset Wi-Fi, mobile networks, and BluetoothThis action will delete saved passwords, but often resolves software module conflicts.
- 📶 Error "Failed to obtain IP": Try setting a static IP address manually on the client device or rebooting both devices.
- 🔄 Cyclic connection: The device connects and then immediately disconnects. Check if there are any traffic or device limits in the access point settings.
- 📉 Low speed: Make sure you're not in an area with poor cellular reception (1-2 bars). In this case, Wi-Fi will be slow, regardless of your phone's settings.
In rare cases, the problem may be with your carrier. Some tariff plans block or limit speeds when tethering. Check your tariff terms in your carrier's account.
Hidden features through the engineering menu
For advanced users who want to get the most out of their XiaomiThere are hidden settings. They allow you to change the distribution region (which affects the available Wi-Fi channels) and signal strength. They are accessed by entering a code in the dialer.
Enter the code ##6484## to enter the engineering menu (CIT). Here you can test the Wi-Fi module and view the actual signal strength in dBm. Values closer to 0 (e.g., -40 dBm) indicate an excellent signal, while values below -80 dBm indicate poor reception.
##6484## -> CIT Menu -> Wireless -> Wi-Fi
You can also change the region through the Activity Launcher app by finding the process com.android.settings and launch the "Access Point" activity. This may reveal additional options hidden in your geographic area, such as selecting specific broadcast channels.
⚠️ Note: Carriers can monitor TTL packets and determine that you're tethering, even if your plan prohibits it. Changing the TTL using ADB commands requires root access and may violate your carrier contract.
Frequently Asked Questions (FAQ)
Why does my laptop see the Xiaomi network but not connect?
Most often, the problem is with the security protocol. If your phone is broadcasting the network in WPA3 mode, and your laptop is old, it may not support this standard. Try changing the security in your phone's hotspot settings to WPA2-Personal.
Is it possible to share WiFi if WiFi is already connected to the phone?
Yes, modern models Xiaomi Supports the "Wi-Fi repeater" or "Wi-Fi sharing" function. The phone receives internet via Wi-Fi and distributes it further, creating its own network. However, the speed will be limited by the bandwidth of a single module.
How do I know who is connected to my hotspot?
When an access point is active, the notification bar often displays the number of connected devices. More detailed information (MAC addresses, traffic volume) can be viewed by tapping the access point management icon in the notification bar or in the main settings.
Why does the speed drop when the screen is on?
This is a characteristic of antennas. When you hold your phone and the screen is on, your body can block the signal, especially if you cover the antenna area with your hand. Try placing your phone on a table or turning it upside down.
Is there a limit on the number of connected devices?
Hardware Xiaomi It can support up to 10 simultaneous connections. However, the software often limits this number in its default settings. This limit can be changed in the "Device Management" section of the access point menu by adding new devices to the whitelist.