Eduroam: Correcting authentication failures on the eduroam network.

Authentication failures on the eduroam network may slow your device's wireless performance and cause frequent disconnects with delayed re-connections. This behavior degrades your Princeton University wireless experience and the performance of all devices on the eduroam network. This is a known error caused by an outdated certificate and settings applied previously on your device.

To resolve this issue, please perform the following steps based on your device’s Operating System (OS).

Forget the eduroam network

Forget the eduroam wireless network on your device and remove the profile (when applicable).

Windows 10

Forget the network: Windows Icon > click the settings gear icon > Network & Internet > WiFi > Manage known networks > select eduroam > click Forget


Alternatively, you can delete the eduroam profile via the windows command line.

Open a command prompt as administrator and execute the following command:

netsh wlan delete profile name=eduroam i=*


In this example the profile name is “eduroam” and the interface (i) is “*” (all.)

Please make sure you leave a space after the word eduroam and before the letter “i”


Forget the network:  Apple menu > System Preferences > Network > unlock the padlock (requires admin password) > select 'Wi-Fi' from the list on the left > click the “Advanced” button. Select eduroam in the “Preferred Networks” list, click the remote button (-) beneath the list, and click OK > click Apply.

Remove the Profile (requires admin password):  Apple menu > System Preferences > Profiles > click on eduroam > click on the “-” button


Forget the network:  Settings > WiFi > eduroam > Forget This Network

Remove Profile:  Go to Settings > General > Profile > eduroam > remove

downloaded profile


Forget the network: Go to System Settings > Wireless & Networks > select Wi-Fi setting > press and hold the eduroam network > click Forget network


Forget the network:  Right click on the network icon > click edit connections > select Wireless > Delete the network


Configure your device(s) for eduroam wireless service with the eduroam CAT tool


Windows 10 




MacOS device




iPadOS/iOS device 




Android device 




Linux device 









If you are connecting from a Linux device and used the eduroamCAT tool for setup, you may need to change your WiFi settings to the following:

If you are using an Android device, go to Settings > Network & Internet > Wi-Fi > eduroam > Options. Check your settings and ensure they are set to:

Join your device to the eduroam network.