Keep a Windows Form on Top Microsoft Corporation Shows how the TopMost property controls whether a form is a top-most form. A top-most form will float above other, non–top-most forms even when it is not active. formTop
System.Drawing.dll System.Windows.Forms.dll System.dll Microsoft.VisualBasic System.Drawing System.Windows.Forms System formName Form Replace with a reference to the form that needs to be top-most. theTopForm topBoolean Boolean This value determines whether the form is top-most (true) or not (false). True