Calendar View
Click the third button in the view control to see your Calendar view.
In the Normal Hours view, edit the working calendar for the whole project, and for individual resources (represented by green blocks). Use the Extra & Off Hours view to create hours for instances that deviate from the norm, represented by blue blocks.
Double-click and drag to add a new block or drag the edges of existing blocks to change their hours. Hold shift and double-click in the Normal Hours view to create delete hours or mark hours as unavailable in the Extra & Off Hours view, represented by a red box.