Troubleshooting Guide: Fixing Phone Wi-Fi Issues on Android and iPhone

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Ngày cập nhật gần nhất: 15/3/2026

1. Check your Wifi device

- One of the first reasons you might think of when your phone cannot connect to Wifi is that the Wifi device has encountered an issue, affecting the broadcasting process of the device as well as the connectivity of Android and iPhone. To address this, check your Wifi device and restart it to restore the network connection.
- If the Wifi device has been restarted but the Android or iPhone still cannot connect to Wifi, try checking Wifi connectivity on another device to see if it can connect to your Wifi network. If not, there may be an issue with your network transmission.

However, if the device is receiving signals and using Wifi normally, apply the following solutions to fix the issue of your phone not connecting to Wifi.

2. Restart your Android or iPhone

In this case, try turning off your Android or iPhone and turning it back on after a few minutes to see if it resolves the issue of your phone not connecting to Wifi. During the use of applications on the device, minor conflicts may occur, causing the device to experience issues in Wifi reception. Therefore, restarting your Android or iPhone is a quick solution to address this issue on your device.

3. Manually enter Wifi network

If your Android or iPhone device cannot automatically detect or connect to Wifi, or if the Wifi network is hidden, you need to manually enter the Wifi information.

* For iPhone devices

Access Settings, select Wifi, choose Other, and proceed to enter the Wifi details you want to access.

* For Android devices

Similar to iPhones, navigate to Settings, select the Wifi feature, and choose Add Wifi Network.

Then proceed to enter the Wifi details you want to access.

4. Change DNS, Static IP for Android, iPhone

If you have successfully detected and connected to the Wifi network but cannot access the internet, the next step is to change DNS, static IP for your Android or iPhone to fix the issue of the phone not connecting to Wifi.

* For iPhone devices

Access Settings, select the Wifi feature, then press the 'i' icon next to the successfully connected Wifi network that cannot access the internet.

Here, select the Static tab as shown below and enter a static IP address for the device.

IP Address: Enter 192.168.1.xx (choose a number from 2 to 254).
Netmask: 255.255.255.0.
Gateway: 192.168.1.1 (can be changed to 192.168.x.1).
DNS: 8.8.8.8 , 8.8.4.4.

Then save the changes.

* For Android devices

Step 1: Access Settings, select Wifi, and tap and hold on the Wifi network as shown below.

Here, a form will appear on the screen, select Edit network configuration.

Step 2: Then check the box for Show advanced options, scroll down, select IP Settings, and change it to Static as shown below.

Then enter the static IP values on the device as mentioned above.

5. Reset network settings on iPhone devices

This is a method that helps you reset all network settings on the iPhone and troubleshoot this phone's inability to connect to Wifi.

Step 1: Access Settings, select General.

Here, select the Reset option.

Step 2: Then choose Reset Network Settings, and proceed to confirm Reset Network Settings.

6. Use Wifi Fixer for Android

Similar to resetting network settings on iPhone devices, you can use the Wifi Fixer app for Android to configure network settings on your Android and resolve the issue of Android not connecting to Wifi.

You can download the Wifi Fixer app for Android here:

After launching this app, it will proceed to configure network settings on your device.

Here is a comprehensive article on fixing the issue of phones not connecting to Wifi. Hope you have successfully applied the above methods to fix the Android, iPhone Wifi connection issue and continue using interesting features on your device.

https://Mytour.vn/khac-phuc-loi-dien-thoai-khong-bat-wifi-duoc-18314n.aspx
In case your Wifi device has successfully connected but your phone experiences weak Wifi, refer to the article to understand the causes and solutions for Wifi weakness on phones to quickly resolve this issue on your Android or iPhone.

Frequently Asked Questions

What steps should I take if my phone is unable to connect to WiFi?

Start by checking your WiFi device to ensure it’s functioning correctly. Restart the device and verify if other devices can connect. If the problem persists, consider restarting your phone, manually entering the WiFi network details, or changing DNS settings as a next step.

How can restarting my phone help with WiFi connection issues?

Yes, restarting your phone can often resolve WiFi connection problems. This simple action can clear temporary glitches and conflicts within your device, improving its ability to connect to the WiFi network effectively.

What should I do if my device does not automatically detect the WiFi network?

If your device fails to detect the WiFi network, you need to manually input the network information. Access the WiFi settings on your Android or iPhone, select the option to add a new network, and enter the required details to connect.

How do I reset network settings on my iPhone to fix WiFi issues?

To reset network settings on your iPhone, navigate to Settings, select General, then Reset, and finally choose Reset Network Settings. Confirm your choice to restore the network settings, which can resolve various connectivity issues.

Is there a recommended app to fix WiFi connection issues on Android devices?

Yes, using a WiFi Fixer app can help resolve connectivity problems on Android devices. This app assists in configuring network settings to restore a stable WiFi connection, making it a useful tool for troubleshooting.

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