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Prevent the 'Authentication Required' popup in ubuntu.

Occasionally, if your wifi connection is lost or weak, Ubuntu may display a popup request saying 'Authentication Required' and prompting for the wifi password. You may wish to prevent this popup and remain connected until wifi signal is strong enough again to reconnect.

To prevent the popup in ubuntu, run:

sudo mousepad /var/lib/NetworkManager/NetworkManager-intern.conf

This opens a new window in Mousepad. Add the following to the bottom of the file:



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