How can I set functional/essential cookies/purposes/vendors so that visitors cannot deactivate them?
We do not recommend to list vendors in your CMP that cannot be deactivated.
In order to control how visitors can enable/disable vendors and purposes you can use the legal basis for each vendor or purpose. In order to show a purpose as "enabled but cannot be changed" please choose legal basis "Legitimate Interest (no opt-out possible)".
This will result in a toggle like this: