You have not stated whether the Challan paid by you is correctly U/s 194C or Challan was also wrongly paid u/s 194J.
Agar aapne 194J ka challan bhar diya hai, toh pehle ITO(TDS) ko letter likhna padega, jisme aap Challan ki copy submit karein, aur correct Section code 94C quote karein, aur IT Dept. ke Challan ko correct code me daal dega.
TO CORRECT TDS eRETURN:
1. Login on TIN NSDL with your ID, Password and TAN
2. Submit request for 26Q for the relevant quarter, and note down the unique request number
3. You will receive a zip file by email. it will be password protected. you will have to unzip it according to the instructions provided in the email. The zip file will contain a text file.
4. You have import the text file into your eTDS software.
5. In the "Correctioin" menu of your software, DELETE the wrong entry
6. ADD Correct Challan details (If not entered before)
7. ADD Deductee details
8. Validate the correction statement.
9. File correction statement with NSDL.
Note: You can also take help of Customer Care Facility offered by the eTDS Software provider.
Hope your querry is resolved.