Opening 400 Files
The 400 file type is primarily associated with 400 Archiver.
What is a 400 file?
When a long recording is made, the archive is divided into parts to ease storage and management. Each *.400 file is one of these parts.
This file typically needs to be combined with its related segments (for example, files with extensions like *.401, *.402, etc.) in order to view the full video content.
Consider these points:
Files with the extension 400 are often also jpg images or pdf documents, but zip compressed archives or medical images such as DICOM are also common. Use the Online 400 File Viewer on this page to find out the file format being used, and to view your 400 file.
How to open 400 files
You need a suitable software like 400 Archiver to open a 400 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 400 file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a 400 file directly in the browser:. Just drag the file onto this browser window and drop it.
Online 400 Text Viewer
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Programs that open and convert 400 files:
- 400 Archiver
See the previous paragraphs to learn more about the main application. 400 files are often referred to as 400 Archiver videos because this type of file is primarily created or used by this software.
- Designer Graphics File
Technical Data for 400 File Extension
a 400 video archive file is a special file format and should only be edited and saved with the appropriate software.
How to solve problems with 400 files
- Associate the 400 file extension with the correct application.
- Update your software that should actually open video archive files. Because only the current version supports the latest 400 file format. Search, therefore, e.g. on the manufacturer website after an available 400 Archiver update.
- To make sure that your 400 file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
- Click here to open your .400 file online - secure, fast, and no downloads needed.