If you forget your Pokémon Trainer Central login information, you can use the following steps to recover your account:

1. Go to https://trainer.pokemon.com/

2. Click on "Log in"

3. Click on “Trouble Logging in?”

4. Select "I forgot my username"

If you have forgotten your login password, please reach out to the Pokémon Trainer Central: (https://recover.pokemon.com/)  for further assistance.