Can’t log in app again ……..

I know how vital QuickBooks is for your daily tasks and understand the importance of resolving issues quickly, Cmc43. 

Let me connect you with our live support team who can provide updates on your case and help resolve it using their specialized tools.

You can reach out to them by following these steps:

1. Sign in to your QuickBooks Online (QBO) company using any supported browsers.
2. Select (?) Help in the upper right corner of your screen.
3. Type a question or topic you need to help with, then select Contact a human.

Please refer to this article to know the availability hours of our live experts to assist you: Support Hours.

I've also included this article in case you're interested in comparing the features of the mobile app with those supported on other mobile devices by QuickBooks: Compare mobile app features.

Feel free to reply on this thread if you need further assistance.