All about OH4 Files

The OH4 file type is primarily associated with Overhoor ( DrillAssistant).

OH4	File extension: OH4
	File type:	List

What is an OH4 file?

OH4 files mostly belong to Overhoor ( DrillAssistant) by Efkasoft. A training program to test your ready knowledge.

How to open an OH4 file

You need a suitable software like Overhoor ( DrillAssistant) to open an OH4 file. You need a suitable software like Overhoor ( DrillAssistant) from Efkasoft to open an OH4 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 OH4 file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a OH4 file directly in the browser:. Just drag the file onto this browser window and drop it.

Online OH4 Text Viewer

Choose your .oh4 file to analyze

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Online File Viewer

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Unable to Open a .OH4 File? Quick Solutions:

OH4 files can come from different programs and aren't universally openable.

Identify the Source: If you received the file from a student or a language teacher, it is likely a vocabulary study list.
Check the Header: Open the file in a basic text editor to inspect its opening lines:
- Readable text or XML suggests a standard Efkasoft text list.
- "PK" magic bytes indicate a zipped archive.
Use the Original Software: The original program is usually required to open it properly; try using Efkasoft Overhoor or DrillAssistant, and ask the sender if you are uncertain.
Use this Webpage: Drag and drop the file onto this webpage to detect the format, extract readable text/metadata, and preview when possible.

Technical Data for OH4 File Extension

File classification:

Text

Related files:

oh, ohw, 8xl

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: Teach2000.Document
EXEFile: %ProgramFiles%\Teach2000\Teach2000.exe

an oh4 List is a special file format by Efkasoft and should only be edited and saved with the appropriate software.

How to solve problems with OH4 files

Associate the OH4 file extension with the correct application.
Update your software that should actually open lists. Because only the current version supports the latest OH4 file format. Search, therefore, e.g. on the Efkasoft manufacturer website after an available Overhoor ( DrillAssistant) update.
To make sure that your OH4 file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .OH4 file online - secure, fast, and no downloads needed.