Kinds of VFO Files

Principal VFO Type

.VFO

File Name:	.vfo
Category:	Silicon Graphics Onyx2 Video Format Combiner File

The file is related to the SGI utility for Onyx2 stations known as Video Format Combiner.

Programmer:	Silicon Graphics, Inc.
Group:	Settings Files
Entry:	HKEY_CLASSES_ROOT\.vfo

Software Programs That Open The Silicon Graphics Onyx2 Video Format Combiner File:

Video Format Combiner by Silicon Graphics, Inc.

Windows

More VFO Files

.VFO

File Name:	.vfo
Category:	VOB 5 DVD Video

The file extension is at times used for VOB DVD formatted video files.

Programmer:	VideoLAN
Group:	Video Files

Software Programs That Open VOB 5 DVD Video Files:

VLC Media Player by VideoLAN

Compatible with:

	Windows
	Windows Phone

	Mac
	iOS

Android

	Linux
	Chrome OS

Solaris

	Unix
	FreeBSD
	NetBSD
	OpenBSD

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VFO Troubleshooting

Common VFO Opening Problems

Video Format Combiner Not Present

You attempt to load your VFO file and get an error such as "%%os%% Can't Open The VFO File Extension". If so, it typically means that you don't have Video Format Combiner installed for %%os%%. This will prevent you from double-clicking to open the VFO file because the OS doesn’t know how to handle it.

Tip: When another VFO application is installed, you can choose to open it by selecting "Show Apps" and using that program.

Video Format Combiner Requires Update

In some cases, you might have a newer (or older) version of a Silicon Graphics Onyx2 Video Format Combiner File file that is unsupported by your installed application version. If you do not have the proper version Video Format Combiner (or any of the other programs listed above), you may need to try downloading a different version of it, or one of the other software applications listed above. The primary cause of this problem is that your Silicon Graphics Onyx2 Video Format Combiner File file was created by a different (newer) version of Video Format Combiner than what's installed.

Tip: You can sometimes get hints about the right program version by right-clicking on the VFO file, selecting "Properties", and looking at the version information.

Primarily, problems experienced when opening VFO files are due to having the incorrect version of Video Format Combiner installed on your computer.

Other VFO File Opening Causes

In the majority of cases, installing the right version of Video Format Combiner will resolve your issue. There can be external issues inside of %%os%% that are causing these errors when opening VFOs. Problems unrelated to software:

• File references in the Windows Registry for VFO are wrong
• Mistaken removal of the Windows registry VFO description
• Partial installation of Video Format Combiner that did not fully complete
• Your VFO file is corrupted (issues with your Silicon Graphics Onyx2 Video Format Combiner File file itself)
• Your VFO is infected with malware
• Hardware related to VFOs has device driver corruption
• Your computer does not have the adequate system resources to open the Silicon Graphics Onyx2 Video Format Combiner File format