"Limited Wi-Fi Connection" on Xiaomi: 7 Causes and How to Fix It

You are connected to Wi-Fi on your Xiaomi, but instead of Internet access you see the inscription Limited Connection or an exclamation point icon next to the network name? This problem is familiar to many smartphone owners. Redmi, POCO And Mi - from budget Redmi Note 12 to the flagship Xiaomi 14In most cases, it can be resolved within 5–10 minutes, but to do this, you need to understand what exactly went wrong.

"Limited connection" means that the phone has successfully connected to the router, but cannot obtain an IP address, DNS, or network accessThe reasons lie either in the smartphone settings, the router settings, or a conflict between the two. In this article, we'll cover all possible scenarios—from a simple glitch to complex network conflicts—and provide clear instructions for each situation. And if you're in a hurry, use quick checklist at the end of the first section.

Before you begin adjusting settings, make sure the problem is on your phone's end. Try connecting another device (laptop, tablet) to the same network. If the internet works, the problem is on your phone's end. XiaomiIf not, check your router or contact your ISP. It's also worth ruling out balance sheet restrictions: Sometimes operators block access when the account balance reaches zero, even if Wi-Fi is formally connected.

⚡ Quick Solution: 5 Steps to Diagnosis

If you need to get your internet back urgently, follow these steps in order:

Restart your phone (hold the power button for 10 seconds)

Turn Wi-Fi on/off in the notification panel

Forget the network in the settings and reconnect (Settings → Wi-Fi → [tap on the network] → Delete)

Check if Airplane mode is turned on (Settings → Connections → Airplane Mode)

Reboot your router (unplug it for 30 seconds)-->

In 60% of cases, the problem is resolved at this stage. If not, read on. We'll figure it out. all possible reasons, from simple to complex.

1. Incorrect IP and DNS settings on Xiaomi

The most common reason is that the phone cannot automatically obtain an IP address from the router. This occurs due to a protocol error. DHCP (dynamic address allocation) or a conflict with network settings. Manually entering the parameters is simple:

1. Open Settings → Wi-Fi.

2. Click on your network name, then select Change Network (or "Additionally" on older versions MIUI).

3. Enable the option Show advanced options.

4. In the section IP Settings select Custom.

5. Fill in the fields as follows:

   • 🔹 IP address: 192.168.1.100 (if the router has an address 192.168.1.1)
   • 🔹 Gateway: 192.168.1.1 (your router's address)
   • 🔹 Network prefix length: 24
   • 🔹 DNS 1: 8.8.8.8 (Google DNS) or 1.1.1.1 (Cloudflare)
   • 🔹 DNS 2: 8.8.4.4

Save settings and reconnect.

If the internet works after this, the problem was in DHCP server of the routerTo avoid recurring issues, update your router's firmware or reset it to factory settings.

2. Conflict with router settings

Sometimes "limited connection" occurs due to incompatibility between the router and phone settings. Here's what to check:

Pay special attention type of securityIf the router is configured to WPA3, but the phone does not support it (relevant for older models) Redmi 4/5), switch to WPA2. Also check if the function is enabled. "Client Isolation" (sometimes called «AP Isolation») - it blocks data exchange between devices on the same network.

How to find the MAC address of Xiaomi?

Open Settings → About phone → General information → StatusThe Wi-Fi MAC address will be in the "Wi-Fi Address" section.

⚠️ Attention: If you change your router settings, write down the current settings (take a screenshot). Incorrect settings can completely disable Wi-Fi for all devices.

3. MIUI firmware or Wi-Fi module failures

Software errors are the second most common cause of the problem. They occur after updates. MIUI, resetting the settings, or installing custom firmware. Here's how to diagnose and fix it:

• 🔄 Reset network settings. Go to Settings → System → Reset → Reset network settingsThis will delete all saved Wi-Fi networks and VPNs.
• 📱 Update MIUI. Go to Settings → About phone → System updateIf a new version is available, install it.
• 🔧 Clear the Wi-Fi module cache. To do this:

1. Open Settings → Applications → Manage applications.
2. Click on the three dots in the upper right corner → Show system.
3. Find Wi-Fi or WLAN, open → Storage → Clear cache.

If the problem appears after an update, try roll back to the previous version of MIUITo do this, download the required firmware from the official website. Xiaomi and install it through System Update → Three Dots → Select Firmware File.

4. DNS issues: why websites won't open

Sometimes Wi-Fi connects, but browsers show errors like «DNS_PROBE_FINISHED_NXDOMAIN»This means that the phone cannot translate website addresses (for example, google.com) into IP addresses. This can be resolved by changing DNS servers:

1. Open Settings → Wi-Fi, click on your network.

2. Select "Edit Network" → "Advanced" → "IP Settings" → "Custom".

3. In the fields DNS 1 And DNS 2 enter:

   • 🌍 8.8.8.8 (Google)
   • ☁️ 1.1.1.1 (Cloudflare)
   • 🛡️ 94.140.14.14 (AdGuard DNS, ad blocker)

If the Internet works after changing the DNS, the problem was in provider's DNS serversTo avoid repeated crashes, please install the app. DNS Changer from Google Play - it will allow you to quickly switch between servers.

5. Hardware faults: when the phone is to blame

If none of the methods helped, the problem might be Wi-Fi module phone. This applies to devices that:

• 💥 Fallen from a height or were subjected to impacts.
• 🌊 Contact with water (even if you worked afterwards).
• 🔥 Overheated (for example, while charging).

You can check the hardware functionality as follows:

1. Turn on modem mode (Settings → Hotspot & Tethering → Tethering & Hotspot) and try sharing the internet connection with another phone. If it doesn't work, the module is damaged.

2. Connect to a different Wi-Fi network (for example, at a cafe or at a friend's place). If the problem persists, the problem is with your phone.

3. Check if it is displayed in Settings → About phone → SIM card status status Wi-Fi: Disabled or "Error".

If the module is confirmed to be faulty, please contact the service center. On models Xiaomi until 2020 (for example, Redmi Note 8 Pro) The Wi-Fi module often fails due to overheating of the MediaTek processor. In new smartphones (Xiaomi 13/14, Redmi Note 12) this is less common.

⚠️ Attention: If your phone is under warranty, do not open it yourself! This will void the warranty. Contact an authorized service center. Xiaomi.

6. Problems on the provider's side

Less commonly, "limited connection" occurs due to blocking by your internet service provider. This could be due to:

• 📵 Technical work on the line.
• 💰 The money in the account ran out (even if Wi-Fi is connected).
• 🔒 MAC address blocking (the provider linked the Internet to another device).
• 📡 Speed ​​Limit (for example, after the traffic is exhausted).

To check:

1. Connect another device (laptop, tablet) to the router. If the internet still doesn't work, call your provider.

2. Check your balance in your personal account or via USSD command (for example, *100# For MTS).

3. Reboot your router and wait for it to sync with your provider (this may take up to 5 minutes).

If your ISP blocks access by MAC address, try:

• 🔄 Clone the MAC address of another device in the router settings (section Internet → MAC cloning).
• 📞 Call support and check if the internet is tied to a specific device.

⚠️ Attention: Tariff terms and blocking rules are subject to change. Please check your personal account or contact your operator for the latest information.

7. Additional diagnostic methods

If standard methods don't work, try these tools:

If in Termux team ping gives out «Network is unreachable», the problem is at the phone's network stack level. Try resetting to factory settings (Settings → System → Reset → Reset all settings), but please note that this will delete all data!

How to save data before reset?

Copy important files to your computer or to the cloud (Google Drive, Mi Cloud). Contacts and SMS can be exported via Settings → System → Backup.

Frequently Asked Questions (FAQ)

❓ Why did Wi-Fi stop working after updating MIUI?

Updates sometimes reset network settings or contain errors in Wi-Fi module drivers. Try:

1. Reset network settings (Settings → System → Reset → Reset network settings).
2. Clear the application cache Wi-Fi (see section 3).
3. Roll back to the previous version of MIUI (if the problem appeared after the update).

❓ Is it possible to fix "limited connection" without accessing the router?

Yes, but the options are limited. You can:

• Change IP and DNS settings manually (section 1).
• Reset network settings on your phone.
• Connect to another network (such as a mobile hotspot).

If nothing helps, the problem is most likely on the router or provider side.

❓ Why does Xiaomi show "Saved, WPA/WPA2 protected" but won't connect?

This means the phone sees the network but can't log in. Reasons:

• Incorrect password (check the case!).
• The router is configured to WPA3, but the phone does not support it (switch to WPA2).
• MAC address filtering is enabled on the router.

❓ How can I check if the router or phone is at fault?

Connect another device (laptop, tablet) to the network. If the internet works, the problem is XiaomiIf not, the router or ISP is to blame. Also check:

• Does mobile internet work on your phone? If so, the problem is definitely with Wi-Fi.
• Are the indicators on the router lit? If not, there is a power failure.

❓ Can a virus cause "limited connectivity"?

Theoretically, yes, but it's extremely rare. Viruses usually don't block Wi-Fi, but rather steal data or display ads. If you suspect an infection:

1. Scan your phone with an antivirus (Malwarebytes, Dr.Web).
2. Check the list of installed applications for suspicious ones.
3. Reset your settings to factory defaults (make a backup first).