See this TurboTax support FAQ for updating your TurboTax account information - https://ttlc.intuit.com/turbotax-support/en-us/help-article/account-status/update-turbotax-account-information/L0YoC0H31_US_en_US?uid=luiunexw
Fill out account recovery request and attach picture of your driver's license
https://ttlc.intuit.com/turbotax-support/en-us/help-article/security-risk/account-recovery-request-turbotax-account/L3GhqZLVE_US_en_US