title: Lock Screen Message
description: The payload that configures a Lock Screen message.
payload:
  payloadtype: com.apple.shareddeviceconfiguration
  supportedOS:
    iOS:
      introduced: '9.3'
      multiple: false
      supervised: true
      allowmanualinstall: true
      sharedipad:
        mode: allowed
        devicechannel: true
        userchannel: false
      userenrollment:
        mode: forbidden
    macOS:
      introduced: n/a
    tvOS:
      introduced: n/a
    visionOS:
      introduced: n/a
    watchOS:
      introduced: n/a
  content: Allows admins to specify optional text displayed on the Login Window and
    Lock Screen (i.e. a footnote and Asset Tag Information).
payloadkeys:
- key: AssetTagInformation
  title: Asset tag
  type: <string>
  presence: optional
  content: The asset tag information for the device, displayed in the Login Window
    and Lock Screen.
- key: IfLostReturnToMessage
  title: If lost message
  supportedOS:
    iOS:
      introduced: '9.3'
      deprecated: 9.3.1
  type: <string>
  presence: optional
  content: Deprecated. Use `LockScreenFootnote` instead.
- key: LockScreenFootnote
  supportedOS:
    iOS:
      introduced: 9.3.1
  type: <string>
  presence: optional
  content: The footnote displayed in the Login Window and Lock Screen.
notes:
- title: ''
  content: This payload allows administrators to specify optional text displayed in
    the Login Window and Lock Screen (for example, an "If Lost, Return To" message
    and asset tag information). There can only be one Lock Screen payload.
examples:
- title: Profile example
  files:
  - file: examples/mdm/profiles/com.apple.shareddeviceconfiguration/example1.plist