>> D81 file

D81 file format description

Many people share .d81 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .d81 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .d81 files.

1 filename extension(s) found in our database.

.d81 - Commodore VC-1581 Disk Image

The D81 disk image files are related to Vice C64 Emulator. The D81 file is a Commodore VC-1581 Disk Image. D81 is a file format used by C64 emulators to store images of VC-1581 disks.

Vice C64 Emulator
Disk Image files
- / -
Commodore VC-1581 Disk Image related extensions:
PC Backup Utilities Disk Image
Apple Disk Copy 4.2 Disk Image
WinOnCD Disc Image
Extended DSK Image
LIKO-12 Disk Image
TRS-80 Floppy Disk Image

Naturally, other applications may also use the .d81 file extension. Even harmful programs can create .d81 files. Be especially cautious with .d81 files coming from an unknown source!

Can't open a .d81 file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .d81 file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

d1, du1, r81

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Progress OpenEdge Database
Atari ST DUO Image
Microsoft Flight Simulator Texture Data

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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