since 2000
Opening a DA1 File
The DA1 file type is primarily associated with Registry Backup.
What is a DA1 file?
DA1 files mostly belong to Registry Backup. Use our "Online DA1 Text Viewer" below to analyze your DA1 file and to see all text it contains.
How to open a DA1 file
You need a suitable software like Registry Backup to open a DA1 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 DA1 file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a DA1 file directly in the browser:. Just drag the file onto this browser window and drop it.
Online DA1 Text Viewer
or drag and drop it here
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Programs that open and convert DA1 files:
- Registry Backup
See the previous paragraphs to learn more about the main application.
- Star Trek Generations Saved GamesDA9 autosave and .DA0-.DA8 nine numbered slots.
Technical Data for DA1 File Extension
a da1 Registry Backup file is a special file format and should only be edited and saved with the appropriate software.
How to solve problems with DA1 files
- Associate the DA1 file extension with the correct application.
- Update your software that should actually open Registry Backup files. Because only the current version supports the latest DA1 file format. Search, therefore, e.g. on the manufacturer website after an available Registry Backup update.
- To make sure that your DA1 file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
- Click here to open your .DA1 file online - secure, fast, and no downloads needed.