This file is not in a recognizable format. If you know the file is from another program which is incompatible with Microsoft ...

This file is not in a recognizable format. 

• If you know the file is from another program which is incompatible with Microsoft Graph, click Cancel, then open this file in its original application. If you want to open the file later in Microsoft Graph, save it in a format that is compatible, such as text format.
• The file might be damaged.  Microsoft Graph may not be able to open the file if it has been damaged.
• If you still want to see what text is contained in the file, click OK. Then click Finish in the Text Import Wizard.
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