When I try to login on my phone, it pops up with "looks like your account doesn't include access to the QuickBooks Online mobile app" how can I fix this?

Thanks for reaching out to the Community, @Tiffanylashco.

You could have the wrong mobile app that is why you've got that error message. 

To download the QuickBooks Self-Employed (QBSE) app, check below links:

• IOS: https://apps.apple.com/us/app/quickbooks-self-employed/id898076976
• Android: https://play.google.com/store/apps/details?id=com.intuit.qbse&hl=en

Once you've downloaded the app, make sure to use the same login credentials upon signing up. 

To learn more about how QBSE works, check these helpful articles:

• QuickBooks Self-Employed Overview
• Check your QuickBooks products and versions
• Manually add transactions in QuickBooks Self-Employed

If there's anything else I can do for you, get back to me by commenting below. You can count on me. Wishing you continued success.