You can still help, dogs are always learning and your pup is still young and adolescent. I wrote a book called Adore Your Adolescent Dog to help owners like you navigate this challenging growth phase. Just keep going and take it steady

I adopted an unsocialized, anxious dog at 9 months old a year ago and though we have work to do, she's shown real progress and has been able to go places and do things that were unthinkable last year. You can do this! Patience and positive reinforcement work wonders and he already has had time to bond with you, which is half the battle. This helped me: The Cautious Canine https://g.co/kgs/o8XmeSt