What user name should I use?
Your QuickBooks Online and Connex user name are identical. Sign in to qbo.intuit.com and return to this page. Click the sign in button.
Can I choose another company file?
Yes, you can choose another company file. Login with the user name associated with the file. Then, choose the correct company. If the user name that you sign in matches an existing Connex account, then your settings will prepopulate.
Can I pair multiple companies under one login?
Yes, you can use a different sign in. First, pair the file. Then, click your user name on the top right. Click add companies.