How to Install TCP / TDL in Tally
Follow this step-by-step guide to load and activate a TCP / TDL file in TallyPrime.
TallyPrime can be customized using TDL files and TCP-based add-ons. This guide explains the commonly used methods of installing and activating these files.
Use the following steps when the TDL or TCP file is available on your computer.
Open the company in TallyPrime
Open the Company and go to the Gateway of Tally.Press F1 : Help from the top-right corner.
Open TDLs & AddOns
From the Help menu, select TDLs & AddOns.
Open Manage Local TDLs
Select F4 : Manage Local TDLs.
Specify the TDL / TCP file location
Specify the path where the TDL / TCP file is saved on your computer.
Set Load TDL to Yes.
TDL / TCP Activated
The respective Add-On is activated.
How to Install TDL at Account Level
This method is used when the TDL needs to be uploaded through the Tally account / Control Centre.
Open Manage Account
From the Gateway of Tally, go to:
F1 → Settings → License → Manage Account
This will open the Tally account management page.
Login with Administrator Credentials
Login using the administrator email ID and password associated with the Tally account.

Select the TDL Management section
Select the required account and open:
Control Centre → TDL Management → List of TDLs

Upload the TDL file
Click UPLOAD OTHER TDL.

Select and upload the TDL file
Enter a valid name for the TDL and select the required TDL file from your computer.
If applicable, mark the primary resource file as the Main File.
Click UPLOAD to complete the process.

Select and upload under TDL Configurations
Open TDL Configuration.Under Configuration name, Choose the one with Active Status.
Select the new uploaded file and click SAVE.

How to Update an Existing TCP File
Follow these steps when you receive an updated version of an existing TCP file.
Download the updated TCP file
Download the latest version of the TCP file to your computer.
Open the existing TCP location
Locate the folder where the existing TCP file is stored. This is generally the Tally installation folder.
Replace the old TCP file
Replace the existing TCP file with the updated file.
Restart Tally
Restart Tally to load the updated TCP file.
Still Facing an Issue?
If you are having trouble installing or activating a TCP / TDL file, our team can help.
Call +91 9796504444