IRAFHOSTS File Extension

IRAFHOSTS file icon
IRAF User

What is IRAFHOSTS file?

IRAFHOSTS filename suffix is mostly used for IRAF User files. IRAF User format was developed by NOAO. IRAFHOSTS file format is compatible with software that can be installed on Windows system platform. Files with IRAFHOSTS extension are categorized as Settings Files files. The Settings Files subset comprises 1113 various file formats. The most popular software that supports IRAFHOSTS files is IRAF. IRAF software was developed by NOAO, and on its official website you may find more information about IRAFHOSTS files or the IRAF software program.

Programs which support IRAFHOSTS file extension

Below is a table that list programs that support IRAFHOSTS files. Files with IRAFHOSTS suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Programs that support IRAFHOSTS file

Windows Windows

How to open file with IRAFHOSTS extension?

Problems with accessing IRAFHOSTS may be due to various reasons. What is important, all common issues related to files with IRAFHOSTS 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 IRAF software

Problems with opening and working with IRAFHOSTS files are most probably having to do with no proper software compatible with IRAFHOSTS files being present on your machine. The solution is straightforward, just download and install IRAF. The full list of programs grouped by operating systems can be found above. The safest method of downloading IRAF installed is by going to developer’s website (NOAO) and downloading the software using provided links.

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

You still cannot access IRAFHOSTS files although IRAF is installed on your system? Make sure that the software is up to date. Software developers may implement support for more modern file formats in updated versions of their products. This can be one of the causes why IRAFHOSTS files are not compatible with IRAF. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using IRAF.

Step 3. Set the default application to open IRAFHOSTS files to IRAF

After installing IRAF (the most recent version) make sure that it is set as the default application to open IRAFHOSTS files. The next step should pose no problems. The procedure is straightforward and largely system-independent

Change the default application in Windows

  • Right-click the IRAFHOSTS file and choose Open with option
  • Select Choose another app → More apps
  • Finally select Look for another app on this PC, point to the folder where IRAF is installed, check the Always use this app to open IRAFHOSTS files box and conform your selection by clicking OK button

Change the default application in Mac OS

  • By clicking right mouse button on the selected IRAFHOSTS file open the file menu and choose Information
  • Find the Open with option – click the title if its hidden
  • Select the appropriate software and save your settings by clicking Change all
  • A message window should appear informing that This change will be applied to all files with IRAFHOSTS extension. By clicking Continue you confirm your selection.

Step 4. Verify that the IRAFHOSTS is not faulty

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 IRAFHOSTS file. Problems with opening the file may arise due to various reasons.

1. The IRAFHOSTS may be infected with malware – make sure to scan it with an antivirus tool.

If the file is infected, the malware that resides in the IRAFHOSTS 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. If the scanner detected that the IRAFHOSTS file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

2. Verify that the IRAFHOSTS file’s structure is intact

Did you receive the IRAFHOSTS file in question from a different person? Ask him/her to send it one more time. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. If the IRAFHOSTS file has been downloaded from the internet only partially, try to redownload it.

3. Ensure that you have appropriate access rights

Some files require elevated access rights to open them. Switch to an account that has required privileges and try opening the IRAF User file again.

4. Verify that your device fulfills the requirements to be able to open IRAF

If the system is under havy load, it may not be able to handle the program that you use to open files with IRAFHOSTS extension. In this case close the other applications.

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 IRAF User file. It is possible that one of the available system or driver updates may solve the problems with IRAFHOSTS files affecting older versions of given software.

Do you want to help?

If you have additional information about the IRAFHOSTS file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on IRAFHOSTS file.

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