Don t panic as it is rare for the door handle to fall off and moreover you won t need a new door.
How to fix a loose upvc door handle.
Try slightly loosening the screws that hold the handle to the door itself.
If the handle still doesn t work freely you can try pouring some grease on to it which will allow it to work within the mechanism.
If the handle does not operate freely try adding a little grease to it and allowing it to work into the mechanism.
To make the handle easier to move try to loosen the screws that attach the handle to the door.
Quick fix to repair sagging door handles parts easily available from online auction site for a few pounds jazbazphilippines.
After sometime with ware tear upvc door handles can become stiff loose or wobbly.
Furthermore wobbly door handles can be caused by a dropped door damaged handles broken springs or a problem with the multi point locking system.
This should make the handle easier to turn.
If a doorknob loosely spins on the spindle the cause is usually that a set screw similar to a grub screw has loosened up and has lost its grip on the handle spindle.