How to change the file extension

Stored on our digital devices, the information can be presented in various formats. Before many users periodically the question arises – how to change the file extension? This need is due to the need to periodically transfer the image to the desired format, adapting document downloaded from iTunes and other stores of mobile content under features of the device, reformatting the text content in a web page and other causes. How to change the extension, to hold all their properties? Try to understand.

What is the extension or file format

Before changing to enable replacement of the extension, the user needs to know what it is, what does this feature:

  • First, it limits the range of applications that you can use to open the file.
  • Secondly, it was established that the device had the ability to determine its type.

Each document has its own format, which is specified after the name. Using this property, the system determines what kind of information is job – video, audio, etc. Extension characterizes this setting helps the system to choose the best suitable application to open. Anticipating change properties to fit your needs, you need to remember how to figure out the format, and already then to think,how to change file extension.

Examples of file extensions

To do this, click the right mouse button and choose option «Properties». The extension will be specified in the «file Type». This property in most cases has a combination of 3-4 letters and numbers. As an illustration:

  • the audio files come with the extension mp3, wma;
  • video – mpeg, avi;
  • graphic images gif, jpg.

When the system sees this letter combination, she realizes, with the help of a program to open the file and, as a rule, can decrypt. If you change the format that it is very important to follow the steps, given the characteristics of a particular operating system, or you may damage the information by setting the wrong format, and the system simply cannot perform the decryption procedure, etc. To avoid this, we have prepared for you step-by-step instructions on how to change extensions for different OS and other useful tips.

Some files have no extension, and change their format the easiest. The user must click the right mouse button, select «Rename». Then the name is attributed to a point, after which fit the literal value interested in the extension. If the properties after renaming fully comply with the required format information will open the apps you want.

Operating systems Windows extension hidden by default from users. The ability to carry out the file conversion provides one of the sections of the control panel. Going and making appropriate changes to the settings, you will get the opportunity to give you interested in the files of the desired format. The procedure has some variations for different operating system versions. Transformation of information, not a complicated process, and its implementation is available even to users without advanced skills.

How to change file extension in Windows 7

Users of the operating systems Windows 7 to change the extension relatively easy. To do this, perform the following procedure:

  • click «start,» «control Panel»;
  • choose the «view Small icons»;
  • select «folder Options»;
  • select the View tab and remove the tick from «Hide extensions for known file types», save the modified parameters;
  • after that, clicking with the right button of the mouse on the document, you can rename it by changing not only the name but the extension.

Some users may be interested in how the format is changed for the Windows Vista operating system. This process is identical to the procedure for Windows 7. The control panel interface in both OS have a lot in common and change the format type for Vista, the instructions will cause no complications. For XP the format is changing in a similar way, but this folder is located in the top menu of the Service group.

Setting the display extension folder options

How to change file format in Windows 8

OS Windows 8 the procedure is similar to Windows 7:

  • go to «control Panel»;
  • set «Small icons»;
  • open folder options;
  • select the tab «View», go to «advanced settings»; uncheck the checkbox next to «Hide extensions for known file types».

That’s all! After you perform these steps when you rename you can simultaneously convert the information in the format you need. To do this simply, if observed sequence of actions, and such a task can handle not only experienced user but a novice, who paid attention to study the scheme in detail.

How to rename the extension to multiple files at once

If you need to rename the extension of multiple files at once – translate a few dozen files .txt .html, change the extension images, etc. – should get a special software. For these purposes well suited the program Total Commander. It has user friendly interface and is free to use it not even registered. Download the program here:

How to change the format using Total Commander are very simple:

  • select the desired files using CTRL+A;
  • press CTRL+M combination, the activating group to rename;
  • specify the desired format, the names, numbers and other parameters of interest to you;
  • the selected icons turn into required format

Replace the file extension online

The Internet is a lot of specialized sites that allow you to change the extension automatically in real-time. As an illustration, website provides users with the ability to convert a text file format .docx in .doc, read a large number of text editors. Do procedures change the format on these sites:

  • with the button «Browse» or «Browse» select the file;
  • in the corresponding window is indicated by its extension;
  • click the button to confirm the operation;
  • the new file format is downloaded to the hard disk of the computer

After you change the format using an online Converter it is recommended to check whether the passed procedure, trying to open the updated file using the desired application. If it opens without any problems — everything went right. Its properties were not damaged and have to be able to change the extension of the document without error. This suggests that the online Converter you can use in the future.

A list of available file extensions: table

In order for you do not have any complications or errors in the translation of documents, we have compiled for you a table that lists common extensions, their properties, and literal values, the assignments and the software makes these documents open. After reading its contents, you will be able to acquire the necessary application to open certain documents.

Types of files File formats Extension Program
Text document .txt Notepad, WordPad, Microsoft Word
Text Rich Text Format .rtf WordPad, Microsoft Word
Microsoft Word Document .doc .docx Microsoft Word
Help Help file HTML Complited .chm .hlp Microsoft HTML Helper
Web-page HTML document .htm .html Internet Explorer, Opera, Mozilla FireFox, Google Chrome
Font The font file .ttf Windows Font Viewer
Portable Document Format .pdf Adobe Acrobat, Adobe Reader, Foxit Reader
E-book DjVu Image .djvu DjVu Reader WinDjView
FictionBook 2.0 .fb2 FB Writer, FBTools

HaaliReader for Windows

Cool Reader

Archives RAR, ZIP .rar .zip WinRAR, WinZIP
Table Microsoft Excel Workbook .xls .xlsx Microsoft Excel
Presentation Microsoft Power Point .ppt .pptx Microsoft Power Point
Database Microsoft Access .mdb .accdb Microsoft Access
CD Audio .cda
Audio file Windows .wav
Audio Audio Format In Windows .wma Windows Media Player, Winamp
MPEG 1 audio Layer 3 .mp3
Video format for Windows .avi Windows Media Light Alloy
MPEG .mpg .mpeg Windows Media Light Alloy
Quick Time Movie .mdv Quick Time Movie Player
Video MPEG-4 video .mpg4 QuickTime Player, Windows Media, Light Alloy
Flash-compatible video file .flv Media Player Classic, Adobe Flash Player
Flash animation .swf Browser with Flash support
The encoded video file DivX .divx DivX Player, CyberLink PowerDVD, QuickTime Player with DivX codec
Windows Media Video File .wmv Windows Media Player, CyberLink PowerDVD, Browser with a Windows Media Player
DVD Video Object File .vob CyberLink PowerDVD, Media Player Classic
Windows Bitmap .bmp Paint, ACDSee, InfanView, XnView
Compuserve GIF .gif ACDSee, InfanView, XnView, programs gif animator
Image The JPEG file .jpg .jpeg Paint, ACDSee, InfanView, XnView
Tagged Image File Format .tiff ACDSee, InfanView, XnView
Portable Network Graphic .png Windows Photo Gallery Viewer

ACDSee, Photoshop

Virtual disk Disk image .iso .mdf .mds .bin .nrg Alcohol, Daemon Tools, UltraISO, IsoBuster,


Command executed Windows Executable File

DOS Batch File

.exe .bat Operating system

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