From the Access Windows page, click Create Access Window.

Select the facility that you are granting access to and click Select Facility.

Enter a reason for the access window, and click Add reason and continue.

Here you can filter users by name or email and select multiple users for the access window. Click Select Members to continue.

Finally, choose a schedule for the access window. You have the option to Start Access Window Immediately or you can have it start sometime in the future. Finally, click Create Access Window and an access window will be created for each selected user!