Opening an HCT File

The HCT file type is primarily associated with Symantec Anti-Virus.

HCT	File extension: HCT
	File type:	Live Update File

What is an HCT file?

HCT files mostly belong to Symantec Anti-Virus by Symantec Corporation. (usually LIVEUPDT.HCT)

How to open an HCT file

You need a suitable software like Symantec Anti-Virus to open an HCT file. You need a suitable software like Symantec Anti-Virus from Symantec Corporation to open an HCT 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 HCT file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a HCT file directly in the browser:. Just drag the file onto this browser window and drop it.

Online HCT Text Viewer

Choose your .hct file to analyze

or drag and drop it here

Online File Viewer

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4 Steps to Open an Unknown .HCT File

Because .HCT files originate from various programs, they aren't universally openable.

Identify the Source: Files from IT admins are often Symantec Anti-Virus Live Update Files; files from civil engineers may be HydroCAD templates.
Check the Header: Inspect the first bytes in a text editor or hex viewer.
- "PK" indicates a compressed archive.
- Readable XML/JSON suggests configuration data.
- Unreadable binary implies a compiled update package.
Use the Original Software: The original program is usually required. Try Symantec Anti-Virus or Symantec LiveUpdate, and ask the sender if uncertain.
Use this Webpage: Drag and drop your .HCT file into our viewer to detect the format, extract readable text or metadata, and preview it when possible.

Technical Data for HCT File Extension

Related files:

hcy, livereg, livesubscribe, jdb

an hct Live Update File is a special file format by Symantec Corporation and should only be edited and saved with the appropriate software.

How to solve problems with HCT files

Associate the HCT file extension with the correct application.
Update your software that should actually open live update files. Because only the current version supports the latest HCT file format. Search, therefore, e.g. on the Symantec Corporation manufacturer website after an available Symantec Anti-Virus update.
To make sure that your HCT file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .HCT file online - secure, fast, and no downloads needed.