Hello, @Konog. 

Our Product Engineers are still working on resolving this issue. To continuously receive an update about it, I suggest that you’d reach our Customer Support team. 

You can follow the steps provided by Rasa-LilaM on how to contact the QuickBooks Online Customer Support team.

Check this article to know more about setting up and printing deposit slips in QuickBooks Online.

Let me know if there's anything that I can help. I'm always here to assist. Have a wonderful day!