Admin login after new install password is shown as incorrect

After setting up a new Openfire server 4.7.4 which is connected to Mysql 5.6 DB which already has user created. I am not able to connect to it due password incorrect error.

You can reset the admin console token by following these instructions: https://discourse.igniterealtime.org/t/how-to-reset-admin-password-on-openfire-version-4-3-1/