Mobile app invoicing not working . Product / service option only flashes when clicked on ?

Fixing this invoicing issue in QuickBooks Online (QBO) is our top priority, cdlakeside.

I’ve got here some troubleshooting actions for you to perform to you’ll be able so get back to business in no time.

To get around this issue, we can try refreshing your QBO app to refresh the application and resolve common issues. Thus, we can ensure that your mobile app is updated to its latest version. Here's how to do it:

For the IOS version:

1. Tap Settings, then locate General.
2. Select iPhone Storage, then click the QuickBooks Online app.
3. Press Offload App.

For Android:

1. Go to the Menu icon, then tap More Options ⋮.
2. Tap Settings, then Refresh Data.
3. Select YES to confirm.

Then, uninstall and reinstall the mobile app. This is to ensure you get the most recent version of the application. To do so, refer to this page: QuickBooks Mobile App.

If the issue still persists, I'd recommend accessing your QBO through a web browser and utilizing the invoices.

For more insights about the QBO App, you can refer to these articles: Compare mobile app features.

Also, if you want to personalize your invoice to have professional-looking sales forms, please head to this article: Customize invoices, estimates, and sales receipts in QuickBooks Online.

I'm still ready to back you up if you need more help with invoices in the QBO mobile app. I'll keep the thread open so you can comment back.