You must be signed onto the 2024 online account - https://myturbotax.intuit.com/
Then you must be accessing your 2024 tax return using the TurboTax online editions. Then you must be using one of the sections of the TurboTax program for the links on the left side of the online program screen to be available, such as Personal Info, Wages & Income, Deductions & Credits, etc.