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# KeyUp Method (IKeyboardDevice)

Releases the specified key. This method has multiple overloads.

Note: Supported in LeanFT versions 14.51 and later.

In this topic:

## KeyUp Method (Byte)

Releases the specified key based on its keyboard scan code.

C# Syntax

                            public void KeyUp(
       byte keyScanCode
    )

Parameters

keyScanCode
  The keyboard scan code of the key to release.

## KeyUp Method (Keys)

Releases the specified key based on its keyboard virtual key.

C# Syntax

                            public void KeyUp(
       Keyboard.Keys key
    )

Parameters

key
  The keyboard code of the key to release. Possible values: Keyboard.Keys