Exit/save edit to sudoers file? Putty SSH

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To make changes to sudo from putty/bash:

  • Type visudo and press enter.
  • Navigate to the place you wish to edit using the up and down arrow keys.
  • Press insert to go into editing mode.
  • Make your changes – for example: user ALL=(ALL) ALL.
  • Note – it matters whether you use tabs or spaces when making changes.
  • Once your changes are done press esc to exit editing mode.
  • Now type :wq to save and press enter.
  • You should now be back at bash.
  • Now you can press ctrl + D to exit the session if you wish.

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