Why Xiaomi has Wi-Fi but no internet: A complete elimination guide

Why Xiaomi is Connecting to Wi-Fi but the Internet is Not Working

You can open the Redmi Note 12 or Xiaomi 13T, You see the Wi-Fi icon with the exclamation mark and the pages aren't loading? This problem is found in 37% of Xiaomi smartphone users -- and it's not always connected to the router. 60% of the time, it's the settings of the phone, not the provider, that are to blame.

Today we will analyze all possible reasons why Wi-Fi on Xiaomi is connected, but the Internet does not work – from banal errors in settings to hidden failures. MIUI. You will learn how to diagnose a problem in 2 minutes and fix it without going to the service center. And we have created a unique table of compatibility of Wi-Fi protocols for different Xiaomi models, which will help you avoid problems when connecting to modern routers.

Important: if you have Xiaomi on Android 13+, First check the background restrictions section – this is the most common cause of problems in new versions. MIUI. For owners of older models (up to Redmi 9) other solutions are relevant.

1.Router problems: 3 steps of diagnosis

Before you dig into the phone's settings, make sure the problem isn't on the router side. Here's a quick checklist to check:

If the router does not burn the indicator WAN/Internet, The problem is not your Xiaomi:

• 🔌 Check the cable from the provider – it may be damaged or not tightly inserted into the port. WAN
• 📡 Reboot the router (pull the plug for 30 seconds, then turn it back on)
• 📞 Call the provider – there may be problems on their side (especially if you use PPPoE)

If other devices (laptop, tablet) connect to the Internet through the same Wi-Fi, and Xiaomi does not, move to the next section. If the Internet does not work on any device, the router or provider is to blame.

💡

TP-Link and Keenetic routers sometimes get their Wi-Fi channel settings down after a reboot. Go to the web interface (usually 192.168.1.1) and manually select a channel 6 or 11 in 2.4GHz settings – these are the most stable channels for Xiaomi.

2. Misconfigured Wi-Fi settings on Xiaomi

MIUI It is known for its smart network management, which sometimes works against the user. Here are 4 key settings to check first:

1. Flight mode: Even if it's off, sometimes there are "phantom" restrictions. → SIM-maps and mobile networks → Flight mode and turn it on/off twice.
2. Background Limitation: in Android 12+ Xiaomi blocks internet for apps in the background. check in Settings → Annexes → Permit management → Auto-start.
3. IP-address: if the router is IP down DHCP, Xiaomi is static, there's a conflict. Reset the settings to Settings. → Wi-Fi → [your network] → IP-setting.
4. Proxies: sometimes viruses or VPN install a proxy server. Check the settings. → Wi-Fi → [your network] → Additionally. → Proxy (should stand "No").

Pay special attention to the point about background restriction. MIUI 14+ There's a hidden feature called "Intelligent Traffic Management," which can block the Internet for individual applications to turn it off:

1. Open the Settings → Memory
2. Slip on the three-point in the upper right corner.
3. Select Special Settings → Traffic management
4. Turn off the option to limit background traffic

3. Protocol conflict: why the new Xiaomi doesn't work with old routers

One of the most obscure causes of the problem is the incompatibility of Wi-Fi protocols.Modern Xiaomi smartphones (starting with the Redmi Note) 11) support WPA3, Many routers are operating by default. WPA2 mixed WPA2/WPA3.

Here is the protocol compatibility table for different Xiaomi models:

How to set up a router for maximum compatibility:

1. Go to the router’s web interface (usually 192.168.1.1 or 192.168.0.1)
2. Find the Wireless Settings section or Wi-Fi settings
3. In the Security Mode field, select WPA2-PSK [AES] (for the older Xiaomis, or WPA2/WPA3-PSK (new)
4. Save settings and restart the router

4. Failures in MIUI: How to Reset Networks Without Losing Data

If all the settings are correct, but the Internet on Xiaomi is still not working, the fault of the system failures. MIUI There are several levels of resetting network settings:

• 📱 Soft reset: only removes stored Wi-Fi networks. path: Settings → Wi-Fi → [three-point] → Additionally. → Network management → Remove all networks
• 🔄 Network reset: resets Wi-Fi, mobile internet and Bluetooth. path: Settings → The phone. → Resetting settings → Resetting Wi-Fi, Mobile Network and Bluetooth
• ⚙️ Hard reset: returns all settings to factory settings (deletes accounts and data). → The phone. → Resetting settings → Resetting all settings

Before discharge, it is mandatory:

1. Make a backup through Settings → Additional → Backup and Reset
2. Write down your Wi-Fi passwords (they will be saved in backup, but it’s best to have them on hand)
3. Make sure your phone has enough charge (at least 50%)

💡

After resetting the network settings, Xiaomi may temporarily not connect to some networks due to an update to the trusted certificate list. 5-10 minutes or restart the phone.

If the reset didn’t help, try updating the firmware:

1. Go to Settings → About the phone → System update
2. Click on the three-point in the upper right corner and select Download the latest updates.
3. If you have an update, install it (preferably via Wi-Fi)

5. VPN, Antiviruses and other applications that block the Internet

One of the most surprising reasons for the lack of Internet access is that third-party apps interfere with network traffic, and these are the main culprits:

• 🛡️ VPN-Applications (EvenWell, Turbo) VPN, 1.1.1.1): even if they are switched off, the filters may remain active
• 🔍 Antiviruses (Avast, Kaspersky, 360 Security): Blocking "suspicious" traffic
• 📊 Optimizers (Clean Master, DU Speed Booster: Limit background traffic
• 🎮 Gaming accelerators (Game Turbo) MIUI): They can redirect all traffic through their servers.

How to check and correct:

1. Go to Settings → Applications → Application Management
2. Sort by installation date and check the latest installed programs
3. For suspicious applications, disable network access permissions in Settings → Annexes → [name] → Permits
4. Try to temporarily remove VPN/Antivirus and reboot your phone

Pay special attention to the built-in Game Turbo MIUI. This feature can block the Internet for all applications except games:

1. Open Settings → Special features → Game Turbo
2. Turn off the Automatically Launch option for games
3. In the Network Settings section, select Do not limit traffic

💡

If you use AdGuard or other ad blockers, try turning them off for 5 minutes. DNS-requests, which stops working the entire Internet.

6.Problems with DNS: Why websites don’t open and messengers work

If you have instant messengers (WhatsApp, Telegram), but do not load the sites – the problem is exactly in the DNS. It happens when:

• The provider blocks certain DNS-server
• Router is incorrectly DNS
• Xiaomi has customized DNS (For example, from AdGuard)

How to check and correct:

1. Install the app DNS Checker from Google Play and check the current ones DNS
2. If they're standing there. IP If you want to change your service to public: Google DNS: 8.8.8.8 and 8.8.4.4 Cloudflare DNS: 1.1.1.1. and 1.0.0.1.

1. Go to Settings. → Wi-Fi
2. Tap on your network and select Change the network
3. In the section DNS Select Static and enter new values

After the shift DNS The internet is working, but some sites are still not open, the problem may be in the Internet:

• 🔒 Blocking the provider (try using it) VPN)
• 🛡️ Xiaomi Firewall (turn off in Settings) → Annexes → Special access → Firewall)
• 📡 Router settings (check if parental controls are enabled)

7. Hardware problems: when the phone itself is to blame

If none of these things worked, the problem could be on a physical level.

• 📶 Wi-Fi only connects next to the router (weak signal)
• 🔄 The phone is constantly connected to the network.
• 🚫 B Settings → Wi-Fi networks are detected but not connected
• 🔥 The phone warms up in the antenna area (top of the back cover)

What could have gone wrong:

Before you bring your phone to the service, try the latest software method:

1. Turn on Developer Mode (7 times tap the MIUI version in your phone settings)
2. Go to Settings. → Additionally. → For developers
3. Find the option to turn off the absolute signal level of Wi-Fi and turn it on
4. Reboot the phone.

💡

If you lose Wi-Fi after a drop or moisture, don't turn your phone on, it could cause you to short circuit, take it to the diagnostic service immediately.

8. Specific problems for different Xiaomi models

Some Xiaomi models have unique Wi-Fi-related bugs, and here are the most common:

• 📱 Xiaomi 12/12T: wifi 6E — It doesn't work on the channels above. 149. Solution: Turn off support in the router 6 GHz.
• 📱 Redmi Note 10/11: bug with automatic switching between 2.4 and 5 GHz Solution: In Wi-Fi settings, turn off Smart Switch.
• 📱 POCO F3/F4: protocol-fight 802.11r (Fast roaming. Solution: turn off 802.11r router-setting.
• 📱 Xiaomi Mi 11: Bug with DNS-Solution: In the developer settings, turn on Do Not Save Actions (this will reset) DNS-cash).

For Xiaomi, there is a separate problem with MediaTek (Helio G-series, Dimensity) processors: they don’t work well with a 160 MHz channel width in 5 GHz mode. If your router supports 160 MHz, try setting a channel width to 80 MHz or Auto.

Owners of Xiaomi with Android 13+ (MIUI 14+) You need to check another parameter:

1. Go to Settings. → Google → Google Play Services → Auto-update
2. Choose Only via Wi-Fi (even if you have unlimited rates)
3. This will solve the problem with the background update of Google services, which can block the Internet.

FAQ: Frequent questions about Wi-Fi on Xiaomi