HideCloseAlert

Close VNC Viewer without alerting the user if the connection is terminated unexpectedly.

The default value for this VNC parameter is false.

If you enable this policy setting, the corresponding VNC parameter will be set to TRUE.

If you disable this policy setting, the corresponding VNC parameter will be set to FALSE.

If you do not configure this policy setting, the corresponding VNC parameter will use the default or user-specified value.

Supported on: Windows 10

Registry HiveHKEY_CURRENT_USER
Registry PathSoftware\Policies\RealVNC\vncaddrbook
Value NameHideCloseAlert
Value TypeREG_SZ
Enabled Value1
Disabled Value0

realvnc_vncviewer.admx

Administrative Templates (Computers)

Administrative Templates (Users)