サービス名から探す : One UP DME-TYPEに関するよくあるご質問
A zip file attached to an email was saved and opened by the File Browser. However, the file could not be decompressed by tapping its name in [Recently used files].
To decompress a zip file, tap the actual data file in [Document folder] or [App folder].
*If an email attached file is saved, the actual data is in [App folder] - [Attachments (saved)].