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: