I already told you, it’s a flexible feature.
In the past, when the system wasn’t flexible, users suggested that different columns should be visible for each user. Now that the system has become more flexible, it seems that we are seeing fixed columns instead. It’s important to remember that not everything can be achieved in one place. However, you can check if the client script is being applied by reviewing the core code. In the older version, client scripts were used, but in the newer version, it’s unclear if they still are.