* The school's policies: Each high school and university has its own rules regarding failing grades. Some might require a minimum GPA, others might allow for remediation (e.g., retaking the course), and some might have specific requirements for certain majors or programs. Check your school's student handbook or academic catalog for precise details.
* The number of failing grades: One failing grade might be manageable, especially if your overall GPA remains above the minimum requirement. Multiple failing grades significantly increase the risk of not graduating on time or at all.
* The specific course: A failing grade in a required course will have a much greater impact than a failing grade in an elective. Failing a core subject like math or English is far more problematic than failing an elective like photography.
* Whether the grade can be remediated: Many schools allow students to retake failed courses, often during summer school or the following semester. A successful retake can often replace the failing grade, mitigating its negative effects. However, some institutions may still factor the original failing grade into GPA calculations (e.g., averaging the original failing grade with the improved grade).
* Your overall academic standing: Students with consistently high grades may be able to absorb one failing grade without significant consequences. However, those already struggling academically face a much higher risk of failing to graduate.
In short, a failing grade *can* affect graduation significantly, potentially delaying it or preventing it altogether. The severity of the impact depends entirely on the factors listed above. The best course of action is to immediately contact your school's academic advisor or registrar's office to discuss the impact of the failing grade on your graduation prospects. They are the only ones who can provide accurate and specific information for your situation.