Opening a TCP File

The TCP file type is primarily associated with Tally ERP 9.

TCP	File extension: TCP
	File type:	settings file

What is a TCP file?

TCP files mostly belong to Tally ERP 9. TCP files are used by Tally ERP 9 and are known as Tally Configuration Program files. They store configuration instructions and custom report definitions written in the Tally Definition Language that control how the software behaves.
These files are not meant to be modified casually. They work inside the Tally environment to:

Manage system settings: They define and adjust various configuration parameters.

Customize reports: They include custom report details that help generate accounting outputs.

Control operations: They act as internal guides that tell the ERP system how to process data.

If you want to view or edit a TCP file, use the Tally ERP 9 interface. Manual changes without proper backup or expertise in Tally Definition Language may lead to unexpected system behavior.
FilExt.com note: For further details and support, please refer to the Tally Solutions website.

How can I open a TCP file?

You need a suitable software like Tally ERP 9 to open a TCP file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your TCP file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a TCP file directly in the browser:. Just drag the file onto this browser window and drop it.

Online TCP Text Viewer

Choose your .tcp file to analyze

or drag and drop it here

Online File Viewer

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TCP file extension format:

If you can determine the file format, the associated program can also be determined. A file format is determined by the file extension and signature, so JPEG images have the extension .jpg and the first bytes in the file are ÿØÿ. If the file extension or signature does not match the file format, errors will occur when opening or editing the file. So a detailed analysis of a file is vital in order to determine the format and the associated program. Our evaluation of the TCP files looks like this:

TCP is not a commonly used file extension and is primarily used by a single program. However, the following two file formats are common:

• 85% of all TCP files use the same file format, which can be identified by the letters "‰SDB " at the beginning. If you open these files in a text editor, you will see only illegible characters. Most of these files are 2 KB to 30 KB in size. The file type is relatively new. Files like these are about invoice, import, sales, tally, powerpack, print, auto, image, lines, grid, logo and sign.
• 4% of all TCP files start with the magic bytes ;*************************************************, which are always the first bytes of this file format. If you open these files in a text editor, you can view and read the content yourself. The files are on average 1 KB in size and range from 1 KB to 6 KB. Several words can almost always be found in the files, e.g. ;*************. A common filename is Signature.tcp.

The remaining 11% of all TCP files are files with no common format. These files sometimes refer to voucher, multi, company, module, auth, position, purchase, changed, footer, header, master, report, entry, excel, large, item, name or user. Just click the "Choose your .tcp file to analyze" button on this page to find out what your TCP file is.