The CUET UG 2025 application correction window is open from March 26 to March 28, 2025, until 11:50 PM. During this period, candidates can edit certain details in their application forms by logging into the official website at cuet.nta.nic.in. However, specific information regarding the ability to add or modify the sports quota during this correction window is not explicitly provided in the available sources. It is advisable to log into your application portal to check if the sports quota section is editable or consult the official CUET guidelines for detailed information.