I appreciate you taking the time to share your concern in the Community forum, @kryolan-store.
To resolve and update the quantity of your products in QuickBooks Online (QBO), contact our Live Support team during their operating hours. They have the tools to assist you and provide a solution.
Here's how to contact:
- In your QuickBooks account, click the Help icon.
- Tick the Search tab and enter a keyword related to your concern.
- Select the Contact Us button.
- Decide on a way to connect.
If you have further concerns, let us know. We're here to help.