Use an allen key to loosen the set screw on the side and remove the door handle.
How to tighten door handles without screws.
Examine the edge of the door handle s metal plate on the interior side of the door looking for a hidden recessed screw.
When this occurs it s an easy matter to simply tighten these screws to snug up the door again.
A set screw is typically installed along the base of the lock on the interior side of the door.
Tighten the door hardware by opening the door squeezing both sides of the assembly together and tightening the two screws on the chassis.
To reassemble snap the rose back on the chassis depress the release button and slide the knob back on until the button pops through the hole.
When you first look at this style of door knob.
Take a phillips screwdriver to tighten the screw on each side this will secure the handle.
This plate is known as a rose and can almost always be removed by hand.
How to take off a door knob with no screws.
For an entry door handle with screws that are not exposed.
Unlike exposed screws on door hardware found on older homes modern door hardware is clean looking and consumers like the look of hardware that uses concealed screws to hold the lockset to the door.
I show how i tightened my loose door handle that is made by kwikset.
Expose hidden set screws.
With round doorknobs though you may need to remove the knob in order to make the faceplate mounting screws accessible to your screwdriver.
It may be hidden behind a circular plate around the lever.
Try twisting or pulling the rose away from the door to expose the screws.
High end door knobs and lock sets use a unique installation style that hides mounting screws from view.
On lever style handles you can almost always access the mounting screws easily.