Hi there, @thecreatorshands.
You can install a trial version of QuickBooks. Desktop. and restore your data from it.
Here's the link: How to download a trial of QuickBooks Desktop.
After restoring your files, you can now move your data in QuickBooks Online (QBO). See this article for the complete steps: Move your QBDT file to QBO.
Should you have any follow-up questions or concerns, don't hesitate to post again here in the Community or leave a comment on this thread. Take care and have a good one.