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File Extensions names and types

Extensions





Application name or files

Extensions
Notepad or text file

.txt
WordPad or Rich text format

.rtf
Sound

.mp3, .wav
Video

.3gp, .mp4, .avi, .mkv, .wmv, .vob, .mpeg
MS Word

2003 and older version (.doc)
2007 and newest version (.docx)
MS Excel

2003 and older version (.xls)
2007 and newest version (.xlsx)
MS PowerPoint

2003 and older version (.ppt)
2007 and newest version (.pptx)
MS Access

.accdb
Executive file or setup file for windows of

.exe, .msi

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