Can i file someone else taxes using my turbo account

See this info

https://ttlc.intuit.com/turbotax-support/en-us/help-article/tax-return/start-another-return-turbotax-online/L0B7Rjkyo_US_en_US?uid=lrvy6ubi

When you use Online TurboTax, you get one return per fee.  Each return needs its own account and user ID.   If you use the same account and user ID for a second return, you overwrite the first one and lose it forever.

https://ttlc.intuit.com/community/using-turbotax/help/how-do-i-start-another-return-in-turbotax-online/00/25596