Latch Mechanism Stuck In Door
You should first test the door latch to ensure the latch is sticking inside the door and not due to a misaligned strike plate.
Latch mechanism stuck in door. If your upvc door is stuck shut or if you are having problems with the door you may need to contact a locksmith that offers upvc door services. Turn the knob to open the door and release the knob slowly. Taking the lock of the door is often simpler than it would be to take a deadbolt or exterior door knob lock of the door. If this works then you can open the door and it s time to replace the dead latch.
An improperly functioning latch may be the result of a poorly fitting door. Jammed upvc door locks and latches. Take the latch and knob off of the door and clean them. First off if you can see and interact with the stuck lock button you will be able to address the set screws or twist off rose.
A sticking door latch might require some lubrication or it might be jamming against the strike plate on the door jamb. Before we look at how to repair a latch here is a note regarding all issues with upvc door latches or mechanisms. On the kwikset locks this looks like two little teeth that the cylinder pushes back. You can see where the cylinder entered the dead latch mechanism and pulled the latch back.
To take yours. You may want to spray wd40 or other lubricant on the lock mechanism.