Teeth alignment cannot be corrected by way of Laser therapy. You would have to consult an orthodontist for an opinion or else there may be some cases where minor corrections may be achieved via prosthetic options available. Hope this helps

The problem you are facing with forwardly place teeth cannot be corrected by lasers. Duration of the treatment will depend on the severity of the problem which can vary from 12-18 months. If ur concerned about aesthetics there are quite a few  options like lingual(braces placed on the inner surface of the teerh) , clear aligners. Visit your orthodontist for the detailed treatment plan.