

... for 'All Users' and 'Library Computers' and give the group Internet access settings for time slots corresponding to lunchtime and after school.
... contain 'All Users' and 'Library Computers', and give the group Internet access settings for time slots corresponding to lunchtime and after school.
For example, you might want to warn users about pending updates, or that Internet access is not available.
For example, you might want to warn users about pending updates, or that Internet access is not available.