you should be able to open the desktop app and it should open the return.
as an alternative locate the tax file. in windows it should be in the c:\users\"user's name"\documents\turbotax folder with an extension of .tax2024. double click on it and it should open. if not, make sure the app is installed or reinstall it. download the app after signing into your turbotax account and opening the products and billings link where you should see the 2024 desktop app. you will also have to download any state apps and install them all before you will be able to open the data file.
further assistance contact support
