I have all the details you need as to why your invoices disappeared from your account, aidon.
We currently have an ongoing investigation about missing invoices in the Invoices tab. Rest assured that our engineers are implementing a solution so you can get back to business. Consider contacting our Customer Care Support team to add you to the list of affected users and receive updates once it's available.
Here's how:
Go to Help (?) and select Contact Us. Note: If you’re using the QuickBooks Self-Employed app, tap the + button and select Ask QB Assistant.
Enter “talk to a human”, then select Continue.
Choose a way to connect with us:
Start a chat - Start a conversation with a support expert.
Have as call you - Get a call from a support expert.
You can keep track of your invoices using your mobile app as an alternative solution.