I stayed at home all day, doing nothing. I feel bored and depressed. What should I do?

Find your own interest in learning. Not only can you improve yourself, but you can also keep yourself busy. Your own spare time. So as not to be bored. You can have some hobbies of your own. Learn more skills. My life has become more fulfilling. You can also travel when you have time. There are always new discoveries. You will gain something new.