When you amend your 2024 return, you will need to go to MY INFO, click your name and then go through the questions to the one that asks if someone else can claim you as a dependent for 2024. Say YES to that question.
https://ttlc.intuit.com/turbotax-support/en-us/help-article/tax-return/amend-change-correct-return-a...
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**