It is necessary to confirm whether the problem is the wireless controller, the network equipment (Switch / route etc.) or the ISP This troubleshooting is for the abnormal wireless network of the motherboard (for example, the Wi Fi icon disappears, Wi Fi is unable to connect, Wi Fi has no signal and other common symptoms) Suppose you have a motherboard with WI-FI and a smart phone in your home, both connect with Wi Fi If the motherboard wi-fi and smart phones both are unable to connect to the Internet. It is usually caused by network devices or ISP. It is recommended to try to restart the network devices, or contact the ISP for service The motherboard cannot connect to the Internet, but the smart phone can → Please follow below troubleshooting Table of Contents: A: Check whether the motherboard supports wireless function B: Please go to the corresponding instruction based on the current Windows operating system on your computer: C: Q&A A:Check whether the motherboard supports wireless functionality Go to the ASUS official website to confirm whether your motherboard supports wireless function. 1)Click icon,enter the model name of your motherboard (As an example:TUF GAMING B550-PLUS WI-FI) 2). Click[Tech Specs], confirm whether [Wireless Data Network] is supported, as shown below: B: Please go to the corresponding instruction based on the current Windows operating system on your computer: Windows 11 Table of Contents: 1. Make sure the wireless function is activated 2. Confirm and connect to wireless network 3. Execute the Windows Network Troubleshooter 4. Restore BIOS settings 5. Update Wireless driver 6. Restore network settings to default values 7. Wireless network adapter with Yellow Exclamation in Device Manager 8. Update BIOS 1. Make sure the wireless function is activated If you click the network connection icon, the Wi Fi and action hotspot icons are not displayed, please confirm whether the Wi Fi option in the device manager or in the BIOS is turned off, refer to Q2 & A2 2. Confirm and connect to WI-FI
If the issue persists, continue with the troubleshooting steps below. 3. Execute the Windows Network Troubleshooter In the [Start] menu, click [Settings]. Click [System]-[Troubleshooting]-[Other Troubleshooters]. Find Network and Internet and click [Run]. If the issue persists, continue with the troubleshooting steps below. 4. Restore BIOS settings Try to reset BIOS to default settings, here you can learn more about FAQ:How to restore BIOS settings. If the problem persists, please continue the next troubleshooting step. 5. Update Wireless driver Update the Wireless and Bluetooth drivers through Device Manager: If the versions are too different between the Wireless and Bluetooth drivers, it may cause a software compatible issue. So, we recommend updating both drivers to the latest version.
Note: The name of the wireless network device may be different on different motherboard models.
If the issue persists, continue with the troubleshooting steps below. 6. Restore network settings to default values
If the issue persists, continue with the troubleshooting steps below. 7. An exclamation mark appears on the wireless network interface card in the device manager If you find a yellow exclamation mark appears on the wireless network interface card in the device administrator, as shown in the following figure: Please try the following steps to fix
If the issue persists, continue with the troubleshooting steps below. 8. Update BIOS If you still have problems with the wireless network connection after troubleshooting the above steps, please update the motherboard BIOS to the latest version. Refer to FAQ: [Motherboard] How to update BIOS of the motherboard ?(Include different generation CPU) If the issue persists, continue with the troubleshooting steps below. If you have completed the above troubleshooting steps but the problem is still not resolved, it may be caused by the network service provider or network equipment (including modems, network cables, and wireless sharers). It is recommended that you contact your network provider or troubleshoot your network equipment. Learn more about ASUS router troubleshooting: [Troubleshooting] Failed Internet access through router [Troubleshooting] WiFi signal is often disconnected Windows 10 Table of Contents: 1. Make sure the wireless function is activated 2. Confirm and connect to wireless network 3. Execute the Windows Network Troubleshooter 4. Restore BIOS settings 5. Update Wireless driver 6. Restore network settings to default values 7. Wireless network adapter with Yellow Exclamation in Device Manager 8. Update BIOS 1. Confirm whether WI-FI function is disable If you click the network connection icon, the Wi Fi and action hotspot icons are not displayed, please confirm whether the Wi Fi option in the device administrator or in the BIOS is turned off, refer to Q2 & A2 2. Confirm and connect to WI-FI (for example: TUF GAMING B550-PLUS WI-FI)
If the issue persists, continue with the troubleshooting steps below. 3. Execute the Windows Network Troubleshooter Click [Start]-[Settings], then click [Update & Security] Click [Troubleshoot]-[Additional troubleshooters]. Find [Network Adapter] and click [Run the troubleshooter]. 4. Restore BIOS settings Try to reset BIOS to default settings, here you can learn more about How to restore BIOS settings. If the problem persists, please continue the next troubleshooting step. 5. Update Wireless driver Update the Wireless and Bluetooth drivers through Device Manager: If the versions are too different between the Wireless and Bluetooth drivers, it may cause a software compatible issue. So, we recommend updating both drivers to the latest version.
If the issue persists, continue with the troubleshooting steps below. 6. Load default of the network setting
If the issue persists, continue with the troubleshooting steps below. 7. An exclamation mark appears on the wireless network interface card in the device manager If you find a yellow exclamation mark appears on the wireless network interface card in the device administrator, as shown in the following figure: Please try the following steps to fix
If the issue persists, continue with the troubleshooting steps below. 8. Update BIOS If you still have problems with the wireless network connection after troubleshooting the above steps, please update the motherboard BIOS to the latest version. Refer to FAQ: [Motherboard] How to update BIOS of the motherboard ?(Include different generation CPU) If the issue persists, continue with the troubleshooting steps below. If you have completed the above troubleshooting steps but the problem is still not resolved, it may be caused by the network service provider or network equipment (including modems, network cables, and wireless sharers). It is recommended that you contact your network provider or troubleshoot your network equipment. Learn more about ASUS router troubleshooting: [Troubleshooting] Failed Internet access through router [Troubleshooting] WiFi signal is often disconnected Q&A Q1: how to fix Wi-Fi signal is weak? A1:
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