2.2.43 [W3C-HTML52] Section 7.1.2. Enabling and disabling scripting
C0063: The user can set a preference to disable scripting
The specification states:
... Enabling and disabling scripting Scripting is enabled in a browsing context when all of the following conditions are true: • ... • The user has not disabled scripting for this browsing context at this time. (User agents may provide users with the option to disable scripting globally, or in a finer-grained manner, e.g. on a per-origin basis.)
The user can set a preference to disable scripting.