SIR File Extension

What is SIR file?

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.

Programs which support SIR file extension

The following listing features SIR-compatible programs. Files with SIR extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.

How to open file with SIR extension?

There can be multiple causes why you have problems with opening SIR files on given system. What is important, all common issues related to files with SIR extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The list below will guide you through the process of addressing the encountered problem.

Step 1. Install XnView software

The main and most frequent cause precluding users form opening SIR files is that no program that can handle SIR files is installed on user’s system. To address this issue, go to the XnView developer website, download the tool, and install it. It is that easy The full list of programs grouped by operating systems can be found above. The safest method of downloading XnView installed is by going to developer’s website (Pierre-Emmanuel Gougelet) and downloading the software using provided links.

Step 2. Check the version of XnView and update if needed

If you already have XnView installed on your systems and SIR files are still not opened properly, check if you have the latest version of the software. Software developers may implement support for more modern file formats in updated versions of their products. The reason that XnView cannot handle files with SIR may be that the software is outdated. The most recent version of XnView is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Associate Bitmap files with XnView

After installing XnView (the most recent version) make sure that it is set as the default application to open SIR files. The method is quite simple and varies little across operating systems.

The procedure to change the default program in Windows

• Choose the Open with entry from the file menu accessed by right-mouse clicking on the SIR file
• Click Choose another app and then select More apps option
• To finalize the process, select Look for another app on this PC entry and using the file explorer select the XnView installation folder. Confirm by checking Always use this app to open SIR files box and clicking OK button.

The procedure to change the default program in Mac OS

• From the drop-down menu, accessed by clicking the file with SIR extension, select Information
• Find the Open with option – click the title if its hidden
• From the list choose the appropriate program and confirm by clicking Change for all....
• Finally, a This change will be applied to all files with SIR extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Check the SIR for errors

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper SIR file. Being unable to access the file can be related to various issues.

1. Verify that the SIR in question is not infected with a computer virus

If the file is infected, the malware that resides in the SIR file hinders attempts to open it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. SIR file is infected with malware? Follow the steps suggested by your antivirus software.

2. Ensure the file with SIR extension is complete and error-free

If the SIR file was sent to you by someone else, ask this person to resend the file to you. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. It could happen the the download process of file with SIR extension was interrupted and the file data is defective. Download the file again from the same source.

3. Ensure that you have appropriate access rights

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the Bitmap file.

4. Check whether your system can handle XnView

If the systems has insufficient resources to open SIR files, try closing all currently running applications and try again.

5. Ensure that you have the latest drivers and system updates and patches installed

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with Bitmap file. It may be the case that the SIR files work properly with updated software that addresses some system bugs.

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