These rollers can become damaged dirty or broken as the years go by and cause your door to stick.
How to fix a stuck sliding closet door.
If it s a matter of friction on the strike plate try.
To fix this remove your door from the tracks clean out the rollers and spray them with a lubricant such as wd 40.
To fix this issue first try vacuuming up debris and grime from the track with a crevice attachment.
Now precisely where on this part of the door frame does the sticking occur.
Most of the time the problem stems from dirty and dried up rollers.
The first thing to check is what type of rail system your sliding closet door uses in order for it to slide.
On the top middle or bottom.
Determine where the sticking is happening.
Then wipe it with a damp rag.
Sliding doors move along the tracks using a set of rollers.
See if the screws holding the guides down need tightening to be more secure.
Maybe its your sliding track maybe slider wheels.
If your doors hang from a top rail and do not have a track on the floor then you need to either replace or tighten down the floor guides.