Categories: Snippets

How to fix “W: Duplicate sources.list entry”?

Use the Ubuntu Sources List Generator.

  • Run sudo -H nautilus in terminal
  • Find /etc/apt/sources.list
  • Right click and open the file with a text editor (if you click on it, it will open the software sources GUI)
  • Simply copy and paste into the sources.list and save.
  • Exit terminal and you’re done.
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