There are a few ways that you can add tasks to the timeline. Microsoft Project allows you to add key tasks to the timeline, this makes the timeline a really versatile presentation tool which can be tweaked for different purposes. How to add Existing Tasks to the Timeline To remove the greyed out area untick Pan & Zoom. You can reduce or expand the greyed out area by dragging with your mouse. This is ticked by default and partly 'greys' out part of the timeline. Under the Show/Hide group of tools is a Pan & Zoom tick box. Copy the timeline - for a presentation or to email, or you can copy and paste as an image.Change a task to display as a Bar or as a Callout.Insert Existing Tasks and Create Timeline only Tasks and Milestones.Show and hide a more detailed view, dates and overlapped tasks.Set font size, type, bold, underline color etc.When you click on the timeline the Timeline Format menu will appear. Timeline in Microsoft Project - QUICK Guide.Ten little known features in MS Project.15 helpful shortcuts in Microsoft Project.Work Breakdown Structure (WBS) Checklist.Highlighting tasks in Microsoft Project.