Are you trying to transfer a 2021 return into 2022? How did you do 2021 last year? Online or on the Desktop program? The iPad app is just a portal to the Online version. You have to use the full Online version from a computer to do the transfer. See this
https://ttlc.intuit.com/turbotax-support/en-us/help-article/import-export-data-files/transfer-last-y...
If you used the Desktop program last year,
https://ttlc.intuit.com/community/tax-topics/help/how-do-i-switch-from-turbotax-cd-download-to-turbo...
