File Extension FXI

.FXI File

File extension: FXI
File type: FX-Interface Format File


Notes about the FXI file extension:



To open this file type, a required software must be installed. Without it you only see a Windows message "The following file cannot be opened" (Windows 7) or "How do you want to open this file?" (Windows 10) if you double-click the file. There click on "More apps" and choose a suitable software to view such files on your PC or from email attachments.

The FXI file type is primarily associated with 'Casio' by Casio Computer Co., Ltd.. This file is used by the FX-Interface program from Yellow Computing. It is a binary file format. FX-Interface works with both the 1st and 2nd Generation calculator models, but not the 9860.

Detailed information for file extension FXI:


Primary association: Casio
Company: Casio Computer Co., Ltd.

Other applications associated with file type FXI:

  • File-Ex (Configuration File) by Cottonwood SoftwareFile-Ex automatically adds enhancements to the File Open and File Save dialogs of nearly all Windows applications. This association is classified as Text.



To change file associations press Windows Key + X and then Apps and Features > Default apps > Choose default apps by file type. Invalid file associations could be the result of underlying issues within your Windows PC.

Technical data

To view technical data on file-extension FXI click this link to expand/hide the additional area.

System Info for File Extension .FXI

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and information FILExt collected directly from user systems.

ProgramID: txtfile, FileType: Text Document, AppName: EditPad Pro

ProgramID: txtfile, FileType: Text Document, AppName: Notepad
EXEFile: NOTEPAD.EXE

ProgramID: txtfile, FileType: Text Document, AppName: Windows Notepad
EXEFile: NOTEPAD.EXE

ProgramID: txtfile
EXEFile: %SystemRoot%\system32\NOTEPAD.EXE %1


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