Notes about the OH4 file extension:
Incorrect file associations could be the result of underlying issues within your PC system. As such it is highly recommended to scan your PC for invalid registry entries, unused processes and other unfavourable system settings to identify slowdown issues.
The OH4 file type is primarily associated with 'Overhoor ( DrillAssistant)' by Efkasoft. A training program to test your ready knowledge.
Detailed information for file extension OH4:
File classification: Text
Important: Invalid file associations could be the result of underlying issues within your Windows PC. It is highly recommended that you scan your PC for invalid registry entries, unused processes and other slowdown issues.
Technical data
To view technical data on file-extension OH4
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ProgramID: Teach2000.Document
EXEFile: %ProgramFiles%\Teach2000\Teach2000.exe