If you set two lists of the same entity to allow column selection and then select columns for one list and then navigate to the other list, that other list will have the same selected columns as the first list. This is due to all column selections using the same cookie to store the selected values. Changing the selected columns of one list will then effect the other list's columns
If you set two lists of the same entity to allow column selection and then select columns for one list and then navigate to the other list, that other list will have the same selected columns as the first list. This is due to all column selections using the same cookie to store the selected values. Changing the selected columns of one list will then effect the other list's columns