If not instructed by us otherwise, then the Dashboard / Admin interface can be found at the factory default location, which is your top domain name (eg.: websitename.co.nz) followed by “/wp-admin” without quotes, like so:
https://websitename.co.nz/wp-admin
You should see a screen very similar to this:
After which you need to insert your username or email followed by your password. If all is correct, you will be redirected to the Dashboard:
That’s it, all done!