Block When (Schedule & Users) Settings

Schedule

Only block during the following times - Select this option to schedule Internet blocking at specific times. Clear this option to leave blocking on ALWAYS. If this option is ON but no schedule is set, Internet Blocking will be on ALWAYS.
Add - Click the Add button (available when above option is selected) to open the Block Period box. Enter a Start Blocking Day and Time and End Blocking Day and time. Click OK. Use as many Start/End rules as needed to create the schedule.
Delete - Select a Start/End rule in the schedule and click Delete to remove that rule from the schedule.

See Block Internet (Website) Access to specify which Web sites or types of Web sites to block.

Only block during the following Windows users - Select this option to use this Internet Blocking schedule to block ONLY the specified user names, no matter where on the network they log on. Clear this option to use this Internet Blocking schedule for ALL users. If this option is ON, but no users are added to the list, access will be blocked for ALL users.
Add - Click the Add button (available when above option is selected) to open the New User box. Enter a user name. Use the Windows login name without a domain specification. Click OK to add the user to the Internet Blocking list. Add as many users as you would like to block.
Delete - Select a user in the list and click Delete to remove that user from Internet Blocking.