If there are no gaps anywhere around the door you may have swollen wood or frozen hardware.
Front door wont open from inside or outside.
Gaps along the top of the door on the doorknob side and along the bottom on the.
If it is engaged the door will not open from the inside by design.
Remove the window crank in cars with manual windows.
This video is for when you can t open your door from either the inside or the outside not both if you can t open your door from both the inside and outside.
Look for a screw in the bezel under the handle lever.
Then the door stopped opening altogether.
Looking through the crack at the latch i think that s the word for it the metal part that goes inside the door when you move the handle it won t retract into the door completely.
This is usually easier to do from the inside especially if you ve got either harsh weather or glaring sunlight outside.
Remove the inner door handle.
Eventually it just stopped opening from the outside completely and someone would have to open it from the inside.
How to fix an exterior door that won t open.