I did private-message 'admin' almost a month ago to ask if there a way to change my password on the site, but hadn't had a reply. I'd also posted a thread but only had a member that wasn't an admin suggesting 'create a new account'. There doesn't seem to be such an option under either 'Profile' or 'Settings'? The only other thing I did try was to click 'Forgot your password' on the sign-in page:

however that brought up the following error screen:

My browser is Firefox but I did try with Edge as well.