Basic information about SIR file

When there is a problem with opening files with the file extension SIR（*.SIR or *.sir）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the SIR file yourself.

There are 1 file types using the SIR file extension in our database. In the further part of this page, you will find detail information about all the SIR file with their brief description and a list of programs that support SIR file sorted by operating systems. The table below provides useful information about the SIR file extension. It answers questions such as:
  • What is the SIR file?
  • How to open a SIR file?
  • What programs do I need to open a SIR file?
  • What programs help to create and edit a SIR file?
  • How to convert SIR files to another file format?
  • How to convert another files to SIR file format?


1.Detail information about SIR file extension: Bitmap

File type Bitmap Category Vector Image Files
Developer N/A File format N/A
Description SIR file is a Bitmap. SIR is a file extension commonly associated with Bitmap files. Files with SIR extension may be used by programs distributed for Windows platform. Files with SIR extension are categorized as Graphic Files files. The Graphic Files subset comprises 524 various file formats. The most popular software that supports SIR files is XnView. On the official website of Pierre-Emmanuel Gougelet developer not only will you find detailed information about theXnView software, but also about SIR and other supported file formats.
Software programs that will open, edit or convert SIR files

Windows		 XnView



Can't open a SIR file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.SIR”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the SIR extension without any issue.


Where I can download the application that support SIR file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How to change file associations?

  • Right-click a file with the extension whose association you want to change, and then click "Open With".
  • In the "Open With" dialog box, click the program whith which you want the file to open, or click "Browse" to locate the program that you want.
  • Select the ”Always use the selected program to open this kind of file” check box.


Can I change the extension of SIR files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a SIR file?

The reasons for the lack of the ability to open a SIR file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a SIR file. If there is still something wrong, you might want to check:

  • Whether the SIR file is damaged.
  • Whether the SIR file is incorrectly linked in the registry entries.
  • Whether the SIR file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the SIR file format is incompletely.
  • Whether the SIR file is infected.
  • Whether the drivers of the equipment used for opening a SIR file are up to date.
  • Whether your computer has enough hardware resources to open a SIR file.

If the SIR file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.