You saw the words "Connected, no Internet access" under the Wi-Fi sign on Xiaomi Redmi 9, and the pages in the browser do not load? The problem is familiar to every fifth owner of Xiaomi smartphones — especially after updating MIUI or changing the router. In 80% of cases, the malfunction is solved without going to the service center, but to do this, you need to determine exactly the cause.
In this article, we will discuss 7 Proven ways to restore the Internet connection on Redmi 9, including hidden settings MIUI, You'll learn how to tell the difference between a phone-side crash and a router problem, why. IP-The address is not received, and what to do if nothing changes after the reboot. MIUI 12–14 and relevant to Redmi models 9A/9C/9T.
Before you start setting up, answer one question – this will help narrow down the range of possible reasons:
1. Diagnostics of the problem: phone vs router
The first thing you need to do is identify the cause of the problem, and 40 percent of the time, it's not the smartphone that's the problem, it's the router or the provider settings.
- 📱 Connect another phone/laptop to the same Wi-Fi. If the internet works, the problem is in Redmi 9.
- 🔄 Reboot the router (pull out the fork for 30 seconds). If the Internet is working after turning on, the router is to blame.
- 🌐 Check the indicators on the router: is the Internet light bulb on? If not, call the provider.
If other devices are connected normally, and Redmi 9 is persistently showing "No Internet access", move to the next section. If all gadgets are affected, read the section on setting up the router.
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Redmi 9 has a hidden network diagnostic feature: Press the Wi-Fi icon in the notification curtain for 2 seconds → select Diagnostics. The system will automatically check the connection and offer solutions.
2. Reset Wi-Fi settings (without data loss)
Most often, the Connected, No Internet error is caused by a network settings failure, and MIUI has a separate network reset tool that does not affect personal data:
- Open the Settings. → Wi-Fi.
- Tap the name of your network → “Forget the network” (or “Delete”).
- Return to the main settings menu, select Settings Reset → Reset Wi-Fi, mobile network and Bluetooth settings.
- Confirm the action and restart the phone.
Once you reboot, reconnect to Wi-Fi by entering your password. 65 percent of the time, this method solves the problem. IP-address.
Make sure you know the Wi-Fi password | Save your mobile internet data (if you use) | Check that your phone has enough charge (minimum 30%) | Turn off the VPN (if enabled)
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Manual IP and DNS assignment: when DHCP is not working
If you have access to Wi-Fi, you see the status of “Getting” IP-So, you can have an "Authentication" address, and then you have an error -- it's likely that the smartphone can't automatically get network settings from the router.
Instructions for Redmi 9:
- Go to Settings. → Wi-Fi.
- Tap your network name → “Change the network” (or “More”).
- In the “IP Settings” section, select “User” instead of “DHCP”.
- Fill the fields like this: IP-address: 192.168.1.X (where X is a number from 2 to 254, such as 192.168.1.100) Gateway: 192.168.1.1 (standard for most routers) Network prefix length: 24 DNS 1: 8.8.8.8 (Google DNS) DNS 2: 1.1.1.1 (Cloudflare DNS)
Save the settings and reconnect.
If after manual settings the Internet did not work, and in the status appeared “Limited” – check the first octet IP-Some providers may have different addresses (e.g, 10.0.0.X or 172.16.X.X). Clarify this parameter in the personal account of the provider or on the sticker of the router.
| Symptoms. | Probable cause | Decision |
|---|---|---|
| «Receipt IP-address» → mistake | DHCP-router server does not respond | Assign static IP manually |
| «Authentication» → mistake | Incorrect password or type of security | Remove the network and connect again |
| “Limited” after connection | Conflict IP lock-in MAC-address | Change IP or add MAC to the router’s whitelist |
| The Internet only works in some applications. | Problems with DNS or VPN | Change DNS to Google/Cloudflare, disable VPN |
4. Wi-Fi Mode Change: 2.4 GHz vs 5 GHz
Xiaomi Redmi 9 supports both Wi-Fi bands, but not all routers work correctly in 802.11n/ac (5 GHz). If your router is broadcasting on two frequencies at once, try manually selecting the range:
- Open the Settings. → Wi-Fi.
- Tap the name of the network → “Additional” → “Range of frequencies”.
- Select “Only 2.4 GHz” and save it.
If the Internet is running after that, the problem is incompatibility with 5 GHz. Update the router’s firmware or turn off the 5 GHz band in its settings (usually via the web interface at 192.168.1.1).
How do you know which range your Wi-Fi is using?
5. Update firmware and reset MIUI network settings
If none of the previous methods worked, the problem may lie in the phone's software. Redmi 9 knows Wi-Fi bugs in MIUI 12.0.8-12.0.12 firmware, which are fixed in newer versions.
- Go to Settings → About the phone → System update.
- If an update is available, install it (preferably via Wi-Fi, but you can also use the mobile Internet).
- After the update, reset the network settings: Open Settings → Resetting settings → Reset your Wi-Fi, mobile network and Bluetooth settings. Confirm action and restart your phone.
If the update is unavailable and the problem has occurred after the last update, try retracing the previous version of MIUI via Fastboot. For instructions for Redmi 9, see FAQ.
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Updating your firmware is the most reliable way to fix Wi-Fi software bugs, but requires a stable Internet connection. If you don't have one, download the service pack to another phone and transfer to Redmi 9 via the Internet. USB-cable.
6. Set up a router to work correctly with Redmi 9
If the problem affects all devices on the network, the router is to blame. Here are the key parameters to check in its settings (usually available at 192.168.1.1 or 192.168.0.1):
- 🔒 Type of safety: must be WPA2-PSK (not WPA3 ormixed).
- 📡 Wi-Fi mode: Choose 802.11b/g/n (for 2.4 GHz) or 802.11a/n/ac (for 5 GHz).
- 🔄 Wi-Fi channel: if you have an Auto, try manually selecting channel 1, 6 or 11 (they are least affected by interference).
- 🔗 Channel width: For 2.4 GHz, set 20 MHz (not 40 MHz).
Also check if the Customer Isolation feature is enabled (sometimes called the “Customer Isolation” feature «AP Isolation – it blocks data exchange between devices on the same network, which can prevent Redmi 9 from receiving data from the network. IP-address.
⚠️ Note: If your router supports WPA3, Redmi 9 is not connected to this network. WPA3 In the security settings, many of the devices on the MIUI 12 have problems with this protocol.
7.Extreme measures: reset to factory settings
If all previous methods fail, you'll have a complete phone reset, which will delete all data, so back up first:
- Go to Settings → About Phone → Backup and Reset.
- Select Local Backup and save the data to a memory card or cloud.
- Return to the reset menu and tap “Reset” → “Erase all data”.
- After the reboot, set your phone up as new and check your Wi-Fi.
In 95% of cases, the reset solves the problem, but if the Internet does not work after it, it can be a hardware malfunction (damage to the Wi-Fi module).
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Before reset, check if Find Device is activated in your Xiaomi account. If so, you will need to enter the account information to which the phone is linked after the reset!