Revise return for 4th qtr of 24q

The person who is providing that saral software whichever agency contact him they will help in rectification

while filling return of 4th qtr we didn't mention deduction under section 80c, so we have to revised the retrun. Please suggest me wht to do.

To change salary details other than PAN no. in annexure-II of from 24Q. You have to delete the existing salary record and inset the new row for updation of record. 

You may also prefer instructions given under the 'Help' option on top of RPU (NSDL software for preparing TDS return).