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Answers and rating deltas for
How to tell if a specific file extension has a default program to open it? e.g. PDF, in Windows 7
| Author | Votes | Δ |
|---|---|---|
| user2120666 | 1 | +4.46 |
| MC ND | 0 | -0.56 |
Last visited: Sep 14, 2014, 5:07:29 AM