Difficulty opening a door may occur when the lock mechanism becomes stuck and the key cannot rotate normally. Clogged internal hardware, aging components, or mechanical

Internal components that become obstructed may interfere with key movement and prevent normal lock operation. Component damage, internal mechanical failure, or trapped objects may prevent

Debris or damaged components inside a lock can restrict key movement and prevent the door from unlocking properly. Component deterioration within the lock, mechanical problems,

Once parts inside the lock become stuck, key rotation may be restricted and the locking mechanism may remain engaged. Contamination around moving parts, component damage,

Mechanical resistance can stop the key from completing its turn and prevent the door from being unlocked. Components affected by mechanical wear, internal faults, or

A jammed assembly can make the key difficult to rotate and leave the locking mechanism closed. Clogging caused by accumulated debris, worn parts, or damaged