SUNIFF File Extension

SUNIFF file icon
Sun TAAC Image
  • Developer
    Sun Microsystems
  • Popularity
    3.5 (4 votes)

What is SUNIFF file?

SUNIFF filename suffix is mostly used for Sun TAAC Image files. Sun TAAC Image format was developed by Sun Microsystems. SUNIFF files are supported by software applications available for devices running Linux, Mac OS, Windows. Files with SUNIFF extension are categorized as Raster Image Files files. The Raster Image Files subset comprises 352 various file formats. XnView supports SUNIFF files and is the most frequently used program to handle such files, yet 3 other tools may also be used. Software named XnView was created by Pierre-Emmanuel Gougelet. In order to find more detailed information on the software and SUNIFF files, check the developer’s official website.

Programs which support SUNIFF file extension

Below you will find an index of software programs that can be used to open SUNIFF files divided into 3 categories according to system platform supported. Files with SUNIFF 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 SUNIFF file

How to open file with SUNIFF extension?

Being unable to open files with SUNIFF extension can be have various origins. Fortunately, most common problems with SUNIFF files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Download and install XnView

Problems with opening and working with SUNIFF files are most probably having to do with no proper software compatible with SUNIFF files being present on your machine. The most obvious solution is to download and install XnView or one to the listed programs: SunOS. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. One of the most risk-free method of downloading software is using links provided by official distributors. Visit XnView website and download the installer.

Step 2. Update XnView to the latest version

You still cannot access SUNIFF files although XnView is installed on your system? Make sure that the software is up to date. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. This can be one of the causes why SUNIFF files are not compatible with XnView. The most recent version of XnView is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Associate Sun TAAC Image files with XnView

After installing XnView (the most recent version) make sure that it is set as the default application to open SUNIFF files. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

The procedure to change the default program in Windows

  • Right-click the SUNIFF 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 XnView is installed, check the Always use this app to open SUNIFF files box and conform your selection by clicking OK button

The procedure to change the default program in Mac OS

  • From the drop-down menu, accessed by clicking the file with SUNIFF extension, select Information
  • Open the Open with section by clicking its name
  • 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 SUNIFF extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Check the SUNIFF 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 SUNIFF file. Being unable to access the file can be related to various issues.

1. Check the SUNIFF file for viruses or malware

Should it happed that the SUNIFF is infected with a virus, this may be that cause that prevents you from accessing it. Scan the SUNIFF file as well as your computer for malware or viruses. If the scanner detected that the SUNIFF file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

2. Check whether the file is corrupted or damaged

If you obtained the problematic SUNIFF file from a third party, ask them to supply you with another copy. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. When downloading the file with SUNIFF extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Verify whether your account has administrative rights

Sometimes in order to access files user need to have administrative privileges. Log in using an administrative account and see If this solves the problem.

4. Check whether your system can handle XnView

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

5. Check if you have the latest updates to the operating system and drivers

Latest versions of programs and drivers may help you solve problems with Sun TAAC Image files and ensure security of your device and operating system. It is possible that one of the available system or driver updates may solve the problems with SUNIFF files affecting older versions of given software.

Do you want to help?

If you have additional information about the SUNIFF 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 SUNIFF file.

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