You can set task properties in the Task detail view, a dialog box where all task properties are grouped on the following tabs:
On the General tab you can set a variety of task properties, such as Name, Priority, State, Duration, Due Date, Folder, and Project.
Tip Learn how to set task priority and how to prioritize tasks.
Note Each task state has a default reason. To change change the default reason to a more suitable one, if any, click required reason in the Reason list.
Tip Learn how to update task state.
Tip Learn how to track time spent on tasks, how to update actual and remaining duration, and how to use time tracking tools.
Tip Learn how to set due date.
Tip Learn how to set reminders.
Tip Learn how to use folders.
Tip Learn how to break down tasks into subtasks and how to create task breakdown structure.

On the Users tab you can assign a user to be the task owner and assign users to be the task executors.

On the Notes tab you can add task notes, including text, images, bulleted lists, bookmarks, titles, hyperlinks, etc.
Note You can turn on Full Mode to add notes in MS Word-like RTF editor that supports more text formatting features.
On the Schedule tab you can create normal or recurring task schedule items that are shown in the Scheduler view.

Tip Learn how to set recurrence and how to create recurring tasks.
On the Predecessors tab you can set finish-to-start task dependency when succeeding tasks can not be started until preceding tasks are closed.
Tip Learn how to set dependency or how to set predecessor tasks.
On the Time Log tab you can create time logs to track time spent on the task.
Tip Learn how to track time spent on tasks.
On the Information tab you can learn when the task was created, modified, started, and closed.
On the Links tab you can create links to relate the task to various data, such as external files, web pages, emails, Skype accounts, shortcuts, and other.
Tip Lean how to use links.
On the History tab you can leave comments on the task changes and track the history of changes in chronological order.