Mac OS

Unable to connect to Eduroam WLAN: WiFi Username remembered on MAC

WIFi (WLAN) is a wireless network protocol based on the IEEE 802.11 family of standards. They are commonly used for local area networking of devices and Internet access. Wi-Fi uses multiple parts of the IEEE 802 protocol and is designed to interwork seamlessly with its wired Ethernet. Below is a brief difference between WLAN and WIFI. In this article, we shall discuss “Unable to connect to Eduroam WLAN: WiFi Username remembered on MAC”. Here are some articles I have written relating to MacBook “how to set up external displays on your Mac and arrange your display in Mac, and how to enable or disable automatic software updates on Mac

What is Wireless Local Area Network?

Wireless local network that enables you to connect your devices such as laptops to the Internet without cables. WLAN is the umbrella term for this wireless technology. WiFi is a type of WLAN that stands for an issued certificate according to the IEEE 802.11 standard. Some countries refer to this technology differently and here in Germany, WLAN is popularly used while in Nigeria, WiFi is widely used.

How to import a certificate into the Trusted Root and Personal file certificate store, and how to export a certificate in PFX format in Windows. You may also be interested in this guide: How to install and configure Active Directory Certificate Services.

What to do when you are unable to connect to Eduroam WLAN

In Windows, this is a little bit easier, but a little bit complicated on MAC. I wanted to connect to Eduroam, but my previous credential (username) was always prompted even when I entered a new username and password.

Note: With the latest technology when an app (EASYROAM) is required to connect to Eduoam and a password is no longer required, you may never have to perform these steps. But this guide will show you how this was done in the best and also server as a troubleshooting guide for a similar scenario.

I had to delete the SSL certificate from my keychain access and this worked. The reason might be the certificate has expired and unless you delete the old one, you may never be able to replace the old one. Here are the steps needed in administering SSL on MAC OS.

Please see How to stop Microsoft Edge from remembering your email ID, How to set up a self-hosted speed test server on Ubuntu Linux, and Windows Profile: How to determine your windows username.

Prevent WiFi Username remembering on MAC

From the Finder, click Go. Then click on Utilities. Click on KeyChain Access, and this will open the Certificate Store as shown below.

In the left pane, click on the certificate that you wish to delete. In the menu bar, click on Edit and click on Delete.


Note: You may be prompted for confirmation in order to complete the change. Thhis is done by entering your password to modify the keychain. Please also see how to lookup a username and machine name using an IP address on windows. Also, see Files On-Demand with OneDrive: Microsoft OneDrive Setup On Windows 10 and 11 and Key Features Explained.


After this step, you should be able to log in with your new credentials without having any issues.


Please see Access WSM: How to setup WatchGuard XTM, and how to fix System check found some issues during MBAM encryption: Fail, the Power cable must be connected.

I hope you found this blog post helpful on how to fix “unable to connect to Eduroam WLAN: WiFi Username remembered on MAC”. Please let me know in the comment session if you have any questions.

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