| File Extension: | DA0 |
| File Type Description: | Windows Registry Backup File |
| File Type Developer: | Microsoft Corporation |
| Primary Associated Software: | Should Not Be Opened Manually |
| Primary Software Developer: | Unknown Developer |
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Should Not Be Opened Manually is the primary software program that utilizes the Windows Registry Backup File file, originally developed by Unknown Developer. Data from our web servers (annonymous users) show that DA0 files are most popular in China and are often used by Windows 10. Google Chrome is the predominant internet browser used by this population.
 | Should Not Be Opened Manually by Unknown Developer |
| Windows 10 | Windows 11 | Windows 6 | Windows 8.1 |
 | Windows |
| Extension | File Type Developer | File Category | File Type Description |
|---|---|---|---|
| .FSE | Unknown Developer | Uncommon Files | Unknown File Type |
| .TEMP | Safer Networking Ltd. | Uncommon Files | Temporary (Temp) File |
| .CALC | Apple | Data Files | Golden Orchard Apple II CD Rom File |
| .C1A | Unknown Developer | Uncommon Files | Uncommon File Extension |
| .DVDREGIONC | Unknown Developer | Uncommon Files | Unknown File Type |
| .RGR | Unknown Developer | Uncommon Files | Uncommon File Extension |
| .DHR | Apple | Data Files | Golden Orchard Apple II CD Rom File |
| .WM5 | Unknown Developer | Uncommon Files | Dyndlg2 File |
| .PAYROLL | Apple | Data Files | Golden Orchard Apple II CD Rom File |
| .CED | JVCKenwood Group | Video Files | JVC Camera Video Data File |
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