You can use F12: Configure option to enable display of the alternate contact details for TDS.
To enable alternate contact details
1. Go to Gateway of Tally > F11: Features > Statutory and Taxation
2. Enable the option Set/alter TDS details.
3. Click F12: Configure.
4. Enable the option Show Alternate Contact Details.
5. Press Ctrl + A to accept.
6. Enter the STD Code, Phone No. and E-Mail.
7. Press Ctrl + A to save the details.