How did they write off Elliot stabler on law and amp order SUV in his final episode?

In his final episode on "Law & Order: Special Victims Unit," Elliot Stabler, played by Christopher Meloni, is written off by taking a leave of absence from the NYPD after a traumatic investigation. The character confronts personal challenges and emotional turmoil, leading him to make the decision to leave for a fresh start. His departure is framed as a necessary step for his mental health and well-being, allowing for a poignant farewell that emphasizes the character's struggles throughout the series.