Most file types will show in Windows Explorer after the affixed "." - For example File.Zip
If you don’t see file name extensions when you view files in File Explorer:
In the search box on the taskbar, type file explorer, and in the search results, select File Explorer.
In File Explorer under View, in the Show/hide group, select the File name extensions check box.
Below is a list of common Windows file name extensions and formats.
Extension |
Format |
---|---|
aac, adt, adts |
Windows audio file |
accdb |
Microsoft Access database file |
accde |
Microsoft Access execute-only file |
accdr |
Microsoft Access runtime database |
accdt |
Microsoft Access database template |
aif, aifc, aiff |
Audio Interchange File format file |
aspx |
ASP.NET Active Server page |
avi |
Audio Video Interleave movie or sound file |
bat |
PC batch file |
bin |
Binary compressed file |
bmp |
Bitmap file |
cab |
Windows Cabinet file |
cda |
CD Audio Track |
csv |
Comma-separated values file |
dif |
Spreadsheet data interchange format file |
dll |
Dynamic Link Library file |
doc |
Microsoft Word document before Word 2007 |
docm |
Microsoft Word macro-enabled document |
docx |
Microsoft Word document |
dot |
Microsoft Word template before Word 2007 |
dotx |
Microsoft Word template |
eml |
Email file created by Outlook Express, Windows Live Mail, and other programs |
eps |
Encapsulated Postscript file |
exe |
Executable program file |
flv |
Flash-compatible video file |
gif |
Graphical Interchange Format file |
htm, html |
Hypertext markup language page |
ini |
Windows initialization configuration file |
iso |
ISO-9660 disc image |
jar |
Java architecture file |
jpg, jpeg |
Joint Photographic Experts Group photo file |
m4a |
MPEG-4 audio file |
mdb |
Microsoft Access database before Access 2007 |
mid, midi |
Musical Instrument Digital Interface file |
mov |
Apple QuickTime movie file |
mp3 |
MPEG layer 3 audio file |
mp4 |
MPEG 4 video |
mp4 |
MPEG 4 video |
mpeg |
Moving Picture Experts Group movie file |
mpg |
MPEG 1 system stream |
msi |
Microsoft installer file |
mui |
Multilingual User Interface file |
|
Portable Document Format file |
png |
Portable Network Graphics file |
pot |
Microsoft PowerPoint template before PowerPoint 2007 |
potm |
Microsoft PowerPoint macro-enabled template |
potx |
Microsoft PowerPoint template |
ppam |
Microsoft PowerPoint add-in |
pps |
Microsoft PowerPoint slideshow before PowerPoint 2007 |
ppsm |
Microsoft PowerPoint macro-enabled slideshow |
ppsx |
Microsoft PowerPoint slideshow |
ppt |
Microsoft PowerPoint format before PowerPoint 2007 |
pptm |
Microsoft PowerPoint macro-enabled presentation |
pptx |
Microsoft PowerPoint presentation |
psd |
Adobe Photoshop file |
pst |
Outlook data store |
pub |
Microsoft Publisher file |
rar |
Roshal Archive compressed file |
rtf |
Rich Text Format file |
sldm |
Microsoft PowerPoint macro-enabled slide |
sldx |
Microsoft PowerPoint slide |
swf |
Shockwave Flash file |
sys |
Microsoft DOS and Windows system settings and variables file |
tif, tiff |
Tagged Image Format file |
tmp |
Temporary data file |
txt |
Unformatted text file |
vob |
Video object file |
vsd |
Microsoft Visio drawing before Visio 2013 |
vsdm |
Microsoft Visio macro-enabled drawing |
vsdx |
Microsoft Visio drawing file |
vss |
Microsoft Visio stencil before Visio 2013 |
vssm |
Microsoft Visio macro-enabled stencil |
vst |
Microsoft Visio template before Visio 2013 |
vstm |
Microsoft Visio macro-enabled template |
vstx |
Microsoft Visio template |
wav |
Wave audio file |
wbk |
Microsoft Word backup document |
wks |
Microsoft Works file |
wma |
Windows Media Audio file |
wmd |
Windows Media Download file |
wmv |
Windows Media Video file |
wmz, wms |
Windows Media skins file |
wpd, wp5 |
WordPerfect document |
xla |
Microsoft Excel add-in or macro file |
xlam |
Microsoft Excel add-in after Excel 2007 |
xll |
Microsoft Excel DLL-based add-in |
xlm |
Microsoft Excel macro before Excel 2007 |
xls |
Microsoft Excel workbook before Excel 2007 |
xlsm |
Microsoft Excel macro-enabled workbook after Excel 2007 |
xlsx |
Microsoft Excel workbook after Excel 2007 |
xlt |
Microsoft Excel template before Excel 2007 |
xltm |
Microsoft Excel macro-enabled template after Excel 2007 |
xltx |
Microsoft Excel template after Excel 2007 |
xps |
XML-based document |
zip |
Compressed file |