sn2是什么格式文件，sn2文件怎么打开？用什么打开？

.sn2

文件类型：Drive Snapshot Second Differential Backup

扩展名为.sn2的文件是一个备份文件。

文件说明：

Second differential backup created by Drive Snapshot; created after the primary .SNA backup and the first .SN1 backup files have been saved; contains only files and folders that have been changed since the first differential backup; can be mounted like a physical disk when opened with the Drive Snapshot program..sn2

打开.sn2文件

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Windows

Tom Ehlert Drive Snapshot　

Linux

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来源：.sn2文件