File Extension TFF

.TFF File

File extension: TFF
File type: Form Contents File


Notes about the TFF 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 TFF file type is primarily associated with 'Complete Works' by Toplevel Computing. The Complete Works product appears to no longer be offered or supported. Also see .TFM.

Detailed information for file extension TFF:


Primary association: Complete Works
Company: Toplevel Computing



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 TFF click this link to expand/hide the additional area.

System Info for File Extension .TFF

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: BSIM.PROJECT
EXEFile: C:\B-SIM\bsimogl.exe /dde


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