If you are absolutely certain that no one else can claim you as a dependent, you can go to MY INFO and click your name---go through the screens to the question that asks if you can be claimed as someone else's dependent and change your answer to NO.
Here is the criteria that someone else can use to determine if you can be claimed:
WHO CAN I CLAIM AS A DEPENDENT?
You can claim a child, relative, friend, or fiancé (etc.) as a dependent on your 2024 taxes as long as they meet the following requirements:
Qualifying child
Qualifying relative
When you add someone as a dependent, we'll ask a series of questions to make sure you can claim them. There may be other tax benefits you can get when you claim a dependent.
Related Information:
Please return to the "Personal Info" section, select EDIT and review the interview.
As posted above, those are the requirements for someone to claim a dependent.
Do you meet the requirements where someone else would claim you?