Hi there, Marcos. I understand and appreciate the effort you have already put into resolving this issue.
Since the standard troubleshooting hasn't restored access, the best path forward is to connect with our Live Support Team to investigate the device-specific authentication. Here's how:
- Open your QBO account, select (?) Help icon at the top.
- Choose one of the following options to get help: For the Assistant tab: Type Talk to an expert. For the Search tab: Select Contact Us and follow the prompts.
Support hours:
- Monday–Friday: 6 AM–6 PM PT
- Saturday: 6 AM–3-PM PT
- Sunday: closed
For QuickBooks Advanced users, extended hours apply:
- Monday–Friday: 6 AM–7 PM PT
- Saturday–Sunday: 6 AM–3 PM PT
Feel free to reply here if you have more questions or queries.
