I love what @kelleyc416 shared. The first step is to know it can get better, and seek help and support (and treatment if you’re not already getting it).
Take a look at your strengths and what interests you/what you enjoy. This information will start you on the path to improvement.
Your Strengths Inventory: Repairing Self-Esteem After an ADHD Diagnosis
As for relationships, they’re often tough to navigate for many people, but especially those with ADHD. It’s not just you! Here are some strategies for better relationships:
Penny
ADDitude Community Moderator, Author & Mentor on Parenting ADHD, Mom to teen w/ ADHD, LDs, and autism