https://help.tallysolutions.com/docs/te9rel64/Maintaining_Company_Data/F11_Features/F6_Add_ons.htm

F6: Add-On Features

TallyShop is a centralised location that has a host of generic add-ons (customised programs/extensions). Add-ons are developed by authorised Tally partners and available in TallyShop. Interested customers can access TallyShop, search for the required solution, download and use them by paying the requisite price or subscription charges.

To enable add-on feature

1. Go to Gateway of Tally > F11: Features > F6: Add-On Features . The Add-On Features screen appears as shown below:

2. Press Ctrl+S to buy the required add-ons.