Is there an offline editor for the Chrome Preferences file? The file is stored at the location <USER>\Local Settings\Application Data\Google\Chrome\User Data\Default.

The file is standard ASCII but not in a format like XML, possibly a proprietary Google format. Manually editing this dense format in Notepad looks risky (though I will back up my copy before editing). My own Preferences file contains over 129,000 characters and starts like this:


1 Answer 1


It looks like a json file, a text data format which share similarities with xml but with a different syntax. It's safe to edit with a text editor, as you said you should do a backup beforehand.

You can find json formatters on the internet to make the file more readable, i.e. it will indent the file. But I don't know if they will behave nicely with a large json like that.


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