Hello. welcome to HCM.
It is good that you have realized that a medical intervention is needed for yourself. There are many types of personality disorders, accurate diagnosis of these needs complete clinical and investigative evaluation. As a first step, you need to seek advice and help of family members as they are best people to judge, whether actually you have any problem.
It will be good if you can search for good psychologists and psychiatrist
near your place. You can also make sure to visit a good center, which will evaluate your need for treatment.