MonitorInfo

Information about a display monitor connected to the system.

This interface provides technical and user facing properties such as DPI, resolution, display identifiers, and whether it is the primary monitor.

Example

const monitor: MonitorInfo = {
  adapterIndex: 0,
  id: "MONITOR\\GSM5B10\{4d36e96e-e325-11ce-bfc1-08002be10318}_0",
  altId: "DISPLAY1",
  dpi: 96,
  attachedToDesktop: true,
  friendlyName: "LG UltraFine 4K",
  refreshRate: 60,
  rect: { top: 0, left: 0, width: 3840, height: 2160 },
  isPrimary: true,
  displayIndex: 0,
};

Properties

Property	Modifier	Type	Description
`adapterIndex`	`readonly`	`number`	Index of the GPU adapter this monitor is connected to.
`altId`	`readonly`	`string`	An alternative, usually simplified, identifier (e.g., DISPLAY1).
`attachedToDesktop`	`readonly`	`boolean`	Indicates whether the monitor is currently attached to the desktop.
`displayIndex`	`readonly`	`number`	The display index assigned to this monitor by the system.
`dpi`	`readonly`	`number`	The DPI (dots per inch) value of the monitor.
`friendlyName`	`readonly`	`string`	A user-friendly name for the monitor (e.g., model name).
`id`	`readonly`	`string`	The full device path or system identifier for the monitor.
`isPrimary`	`readonly`	`boolean`	Whether this monitor is set as the system’s primary display.
`rect`	`readonly`	`Rect`	The bounding rectangle of the monitor on the virtual screen.
`refreshRate`	`readonly`	`number`	The refresh rate of the monitor in Hz.

Example​

Properties​

Example

Properties