Mass delete users

[X-Ocean]

I have recived about 600 new members on my forum and its spamm users they all have the same surename, how can I in admin remove a big amunt of users in one time insted of one by one?

[org knopper]

Admincp -> USers -> mass /prune users

There r options in it like prune users registered before some date or particular usergroup or post is less then etc. see if ucan get some of it working.

ty.