>> H263 file

H263 file format description

Many people share .h263 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .h263 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .h263 files.

1 filename extension(s) found in our database.

.h263 - H.263 Video

The H263 video files are related to FFmpeg. H263 file is a H.263 Video. H.263 is a video compression standard originally designed as a low-bit-rate compressed format for videoconferencing.

Video files
- / -
263, h-263
H.263 Video related extensions:
Sony ATRAC9 Compressed Audio
Chinese AVS Video
DTS Core Audio Stream
DTS-HD Master Audio
Microsoft DV-AVI Video
FFmpeg Video Stream

Naturally, other applications may also use the .h263 file extension. Even harmful programs can create .h263 files. Be especially cautious with .h263 files coming from an unknown source!

Can't open a .h263 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 .h263 file extension is often given incorrectly!

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


Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

H.263 Video

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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If you have useful information about the .h263 file format, then write to us!

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