Ubuntu 22.04 No Wi-Fi Adapter Found? Here's How to Fix It
If you're facing the "No Wi-Fi Adapter Found" error on Ubuntu 22.04, don't worry! This guide will show you how to troubleshoot and fix the issue quickly and easily.
Ubuntu 22.04 No Wi-Fi Adapter Found - Solved
If you are experiencing the "No Wi-Fi adapter found" error message on Ubuntu 22.04, there are a few things you can try to troubleshoot the issue.
1. Check the physical connection.
Make sure that the Wi-Fi adapter is properly connected to your computer. If you are using a USB Wi-Fi adapter, try connecting it to a different USB port.
2. Restart your computer.
A simple restart can often fix minor software glitches.
3. Update your system packages.
Make sure that your system packages are up to date. You can do this by running the following command:
sudo apt update && sudo apt upgrade
4. Reinstall the Wi-Fi adapter driver.
If you are using a proprietary Wi-Fi adapter driver, you may need to reinstall it. You can usually find the driver on the manufacturer's website.
5. Check the Wi-Fi adapter firmware.
Some Wi-Fi adapters require firmware updates. You can usually find the firmware on the manufacturer's website.
6. Try a different kernel version.
If you have tried all of the above steps and the problem persists, you can try using a different kernel version. To do this, you can boot into the GRUB menu and select a different kernel version.
7. Use a wired connection.
If you are still unable to connect to Wi-Fi, you can use a wired connection. To do this, connect an Ethernet cable from your computer to your router or modem.
8. Contact Ubuntu support.
If you have tried all of the above steps and the problem persists, you can contact Ubuntu support for assistance.
Additional troubleshooting tips
Here are some additional troubleshooting tips that may help you resolve the "No Wi-Fi adapter found" error message:
- Try running the following command in a terminal window:
sudo lshw -class net
This will list all of the network adapters that are installed on your computer. If your Wi-Fi adapter is not listed, then it is possible that it is not properly connected or that the driver is not installed.
- Try running the following command in a terminal window:
sudo modprobe <wifi_adapter_module_name>
Replace <wifi_adapter_module_name> with the name of the module for your Wi-Fi adapter. You can find the module name by running the following command:
sudo lsmod | grep <wifi_adapter_brand>
If the module is loaded successfully, you should see a message like this:
[ 603.21] <wifi_adapter_module_name> 245760 0
If the module is not loaded successfully, you will see an error message.
- Try running the following command in a terminal window:
sudo rfkill list
This will list all of the RF kill switches on your computer. If the Wi-Fi kill switch is enabled, you will see the following output:
0: phy0: Wireless LAN
Soft blocked: yes
Hard blocked: no
To disable the Wi-Fi kill switch, run the following command:
sudo rfkill unblock 0
Conclusion
If you are experiencing the "No Wi-Fi adapter found" error message on Ubuntu 22.04, there are a few things you can try to troubleshoot the issue. By following the steps in this article, you should be able to resolve the issue and connect to Wi-Fi.
