If you accidentally mentioned the wrong passing year in your GATE 2025 application form, it's important to address this issue to avoid any potential complications. Here’s what you should consider:

1. **Check the Guidelines**:

- **Refer to the GATE Brochure**: Review the GATE 2025 information brochure or official guidelines to understand the procedure for correcting application details. Most examination authorities provide specific instructions for making corrections.

2. **Contact the Exam Authorities**:

- **Reach Out for Clarification**: Contact the GATE organizing institute or the examination authorities via their official contact channels (email, helpline) to explain the mistake and seek guidance on whether you need to make a correction.

- **Follow Their Instructions**: If they advise making a correction, follow their instructions carefully to update the passing year in your application.

3. **Check for Correction Window**:

- **Look for Correction Period**: GATE applications typically have a correction window period where you can amend details. Verify if this period is available and use it to correct the passing year if necessary.

4. **Submit Correct Information**:

- **Update Your Records**: If correction is allowed, ensure you provide accurate information to avoid any issues during the examination or in the verification process.

5. **Documentation**:

- **Keep Proof**: Retain any communication or documentation related to the correction request for future reference, in case it is needed for verification.

Correcting the mistake is crucial because discrepancies in application details can lead to complications during the examination process or verification stages. Taking prompt action will help ensure that your application is processed smoothly and accurately.