Hi there, @Are you referring to resetting your password in your QuickBooks Online (QBO) account? If so, simply follow these steps so you can update it:
In case you need to change your email or user ID in the future, you can check out this article to update your login details: How to change your email address or user ID in QuickBooks.I'm always here to help if you have any other concerns or questions. Just tag my name in the comment section and I'll get back to you as soon as I can. Have a great weekend.