How do I turn off password reset every 6 months?

[inspiration100]

Hey Folks,
How do I turn off the password reset every 6 months, where you are required to change your password?
Thank you folks!

[GTAce]

In your admin control panel, go to "Usergroup Manager"

Edit the groups that you would like to remove this reset from by changing the "Password Expiry" setting to 0