UPnP Wizard 3.3 is now available for download. This version adds support for specifying a port’s lease duration. The lease duration allows you to open ports that will automatically close after the specified lease expires.

Specify the lease duration in seconds. Use 0 to leave the port open indefinitely.


  • You can now specify the port lease duration when adding a port.
  • Added lease duration display to list of ports.

Command Line Changes:

  • Added duration option to specify lease time when adding ports.

Note: Lease duration is not available when using legacy mode.

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