You can resize a floating, docked or embedded panel.
When a panel is too short and narrow to display all of its content, a scrollbar is displayed along its right and bottom edge. You can use the scrollbar to control what of the panel's content is visible.
Floating Panels
To resize a floating panel, move the cursor over the edge or corner of a panel. When the cursor changes to:
Docked Panels
To resize a docked panel, move the cursor over the edge of a panel, adjacent to the 2D or 3D view. When the cursor changes to:
Embedded Panels
To resize an embedded panel:
The splitter bar is horizontal or vertical, depending on
how the panels are arranged. For example, a horizontal splitter bar looks as
follows:
The Project panel has its
own splitter bar which is always displayed, separating the Project Tree from the
tools associated with the currently selected item:
When the cursor changes to:
The Project panel's splitter bar includes tools you can use to adjust its layout. Click: