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Network Manager is an essential utility for Linux, designed to connect Linux users to the Internet and other networks. For most of the time, this program works flawlessly, but it is not perfect. One common problem is that this program will display the error message “Device not managed”. This problem can be easily fixed by following these few, simple steps.

  1. This can be done by pressing Ctrl+Alt+T. Then type in the following command: gksu gedit /etc/NetworkManager/NetworkManager.conf You will be required to give an administrative password.
  2. In the last line, replace the managed=false to managed=true. Then save the file and exit the editor.
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  3. If you don't want to restart your PC, then give the terminal this command: sudo restart network-manager.
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wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. To create this article, volunteer authors worked to edit and improve it over time. This article has been viewed 50,482 times.
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Co-authors: 4
Updated: October 13, 2018
Views: 50,482
Categories: Computer Networking
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