MenuStrip provides a menu system for a form.
Creating MenuStrip Control
Drag and drop MenuStrip control from the toolbox on the window Form.
Insert text in the MenuStrip which you want to display as the menu.
When you click the database then the database menu will open and when the mouse is over the Programming language then Programming language menu will open.
Positioning a MenuStrip: we can set the Position of MenuStrip through Dock property
Private Sub Form31_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
'Positioning a MenuStrip to left
MenuStrip1.Dock = DockStyle.Left
GripStyle: Gets or sets the visibility of the grip used to reposition the control.
GripMargin : Gets or sets the space around the ToolStrip move handle.
The AutoSize: Where the Gets or sets a value indicating whether the control is automatically resized to display its entire contents.
The AllowMerge: Here Gets or sets a value indicating whether multiple MenuStrip can be combined.