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Learn the basics of working.


After starting, you can add different environmental files. When the first saves, the software will pop up the dialog box. Click the Authorize to obtain the hosts read and write permissions.

Then save the dialog box for the second time. At this time, you need to add writing permissions to the current MAC users. Copy the command line to the terminal (Bash, Iterm) to run the enter key to run, and enter the password to complete the authorization.

add writing permissions to the current MAC users

At this time, the 2 -step authorization operation has been completed and can be freely edited and combined with the hosts file, and there is no need to authorize anymore.


You can also quickly preview the modified hosts effect. Just press the shortcut key on the editing window: Command + Shift + O, and you can see the modified hosts file.

  • Command + shift + O: Open System Host File
  • Command + D: Duplicate
  • Command + /: Toggle Comment
  • Command + + : Make Text Bigger
  • Command + 0 : Make Text Normal Size
  • Command + - : Make Text Smaller