You need to start a 2023 online return for the menu to open up.
If you are looking in My Documents your return is not there. My Documents is for other items you upload to store, like store receipts and statements. Not your Turbo Tax returns.
What is My Docs
https://ttlc.intuit.com/turbotax-support/en-us/help-article/small-business-processes/docstm/L0VlCWX5...
How to Access prior year online returns
https://ttlc.intuit.com/community/prior-year-return/help/how-do-i-access-my-prior-year-return/00/270...
If you can't get the side menus to open up to access the prior year..... You need to start entering some basic Personal Info in 2023 for the side menu to open up. Just continue a little ways into 2023.
If you used the Desktop CD/Download program then the only copy is on your computer and not saved or stored online. So you need to make and keep your own backups.
Or request a transcript from the IRS
https://www.irs.gov/individuals/get-transcript
