Here is some info about retrieving passwords.
DeFiner mobile wallet is a decentralized wallet. That is why we do not support retrieving passwords. However, users can reset their passwords by reimporting the wallet. The new password will replace the old one.
There are no login attempt limits. If a user forgets the password, he/she can test out passwords as much as possible.
There are recovery services that can facilitate private key recovery. Here is a list of resources. DeFiner recommends users proceed with caution.