Step 1 identify the door most dummy knobs are used on double doors or french doors that only have one functional door or on double doors that use top latches so that neither door is functional.
Dummy door handle installation.
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A dummy knob is only affixed to one side of the door and has the same outward appearance as operable locksets throughout the house including concealed screws but without the elaborate installation or unnecessary expense of a standard lockset mechanism.
The dummy handle will turn when in place but will not affect any internal moving parts.
The edge plate on the dummy side door has two openings to receive the latch and locking bolt.