| File Extension: | H_ |
| File Type Description: | Microsoft Windows WinHelp Compressed Data |
| File Type Developer: | Microsoft Corporation |
| Primary Associated Software: | Microsoft Windows |
| Primary Software Developer: | Microsoft Corporation |
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Microsoft Corporation developed the H_ file extension, also know as a Microsoft Windows WinHelp Compressed Data file, for the Microsoft Windows software package. Our data shows that H_ files are frequently utilized by PC users in Japan and popular on the Windows 10 platform. In most cases, these users are surfing the internet using the Google Chrome browser.
 | Microsoft Windows by Microsoft Corporation |
 | Microsoft Windows Help by Microsoft Corporation |
| Windows 10 | Windows 11 | Windows 6 | Windows 8.1 |
 | Windows |
| Extension | File Type Developer | File Category | File Type Description |
|---|---|---|---|
| .MS_ | Microsoft Corporation | Backup Files | Microsoft Windows WinHelp Compressed Data |
| .C_ | Microsoft Corporation | Backup Files | Microsoft Windows WinHelp Compressed Data |
| .JFW | ESRI | GIS Files | JPEG World File |
| .TBK | SumTotal Systems | Data Files | ToolBook Project File |
| .XRX | Microsoft Corporation | Settings Files | Expression Encoder Media Profile Settings |
| .JPG | Joint Photographic Experts Group | Raster Image Files | JPEG Image |
| .WPJ | Watcom International Corporation | Uncommon Files | Watcom C/C++ Project |
| .DXF | Autodesk, Inc. | CAD Files | Drawing Exchange Format |
| .M4B | Apple | Audio Files | MPEG-4 Audio Book File |
| .UVU | Microsoft Corporation | Data Files | Movie Maker Video Data |
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