Please explain what you mean by "fix my return." Did you already e-file it? What mistake(s) did you make?
Irs rejected because of EIN number not a match
My mom can claim me as a dependent but I marked that no one else was claiming me.
You should have received an email from TurboTax instructing you on how to fix your EIN. Please click the link and follow the instructions to fix your rejected return. https://ttlc.intuit.com/questions/1901491-how-do-i-fix-a-rejected-return