I'm glad to hear that my colleague was able to help you solve the issue with your QuickBooks 2024 file name, @Pavlo.

It's important to ensure that the file name matches exactly when attempting to connect or repair the file, including any additional identifiers such as "v3" in your case. 

See this article for more details about attachment: QuickBooks Document Center: FAQs and common issues

If you have any further questions or need additional assistance, feel free to let me know. I'm here to help!