Modify browser preferences
You can edit application settings (preferences) that are read from the profile files, prefs.js and user.js, and from application defaults.
Note: Supported on TruClient Browser only.
To modify application settings on TruClient Browser:
Open a script in Develop Script mode.
about:configin the browser address bar.
Acknowledge the warning.
Search for the preference name you want to edit and modify the value.
Save the script.
Verify that the user_modified_perfs.json file was created or modified in the script folder.
Note: Do not modify TC* or TruClient related settings as these changes are ignored.