The Union Public Service Commission (UPSC) will open a three-day correction window as a one-time measure to allow candidates to correct errors in the application forms submitted for the Civil Services Examination (CSE), 2026, and the Indian Forest Service (IFoS) Examination, 2026. This Correction Window will provide candidates with the opportunity to edit their details and make necessary corrections in both the Common Application Form and the Examination Application Form, as applicable. In a statement, UPSC said that the three-day Correction Window will open after the online application process closes. Detailed instructions regarding the exact dates and scope of permissible corrections will be announced on the Commission's website in due course.