Admin passphrase recovery

I need help i just started a free trial and i forgot to save my passphrase and now i cant access my passbolt but i do have my private key in hand

Hello CloudZA, welcome to the forum!
Have you tried to visit this page?
https://yourpassboltsite/users/recover

Without a passphrase, the key can’t be used. You’ll have to create a new user (or admin). Have to protect that passphrase!