PFB file extension - DESQview file
What is pfb file? How to open pfb files?
File type specification:
The PFB file extension is associated with the DESQview a text mode multitasking program developed by Quarterdeck Office Systems. The .pfb file stores various data used for internal purposes of the DESQview.
DESQview enjoyed modest popularity in the late 1980s and early 1990s. Running on top of MS-DOS operating system, it allowed users to run multiple DOS programs concurrently in multiple windows.