If you need to create your own custom fields to capture other specific information in a members account, you can do this by following these steps:

STEP 1: Head to the Members Area, then edit any client. Under the 'Additional Info' section, select the "+ Add Custom Field" option, as seen in this example:

You can then set your own label name and save e.g:

Now it's available as a new field e.g:

The new custom field you've created is now available across all member profiles and you can optionally enable it as a required field to fill in on your Member Signup Forms.