Hi accounts656. We're aware of the issue regarding VAT. Our engineering team is working on getting the functionalities back to normal.
We appreciate your patience as we're to fix this as soon as possible.
For you to receive updates, I suggest contacting our Live Support for further assistance. Please refer to this article for details, along with their operating hours: How to get help with QuickBooks.
Post a reply below if you have other QuickBooks-related questions.