UNK File Extension

UNK file icon
UVProbe Format

What is UNK file?

UNK filename suffix is mostly used for UVProbe Format files. UNK file format is compatible with software that can be installed on Windows system platform. Files with UNK extension are categorized as Misc Files files. The Misc Files subset comprises 4244 various file formats. The software recommended for managing UNK files is UVProbe. On the official website of Shimadzu Scientific Instruments developer not only will you find detailed information about theUVProbe software, but also about UNK and other supported file formats.

Programs which support UNK file extension

Programs that can handle UNK files are as follows. Files with UNK 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 UNK file

Windows Windows

How to open file with UNK extension?

Problems with accessing UNK may be due to various reasons. Fortunately, most common problems with UNK files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. The list below will guide you through the process of addressing the encountered problem.

Step 1. Download and install UVProbe

The main and most frequent cause precluding users form opening UNK files is that no program that can handle UNK files is installed on user’s system. The solution is straightforward, just download and install UVProbe. The full list of programs grouped by operating systems can be found above. One of the most risk-free method of downloading software is using links provided by official distributors. Visit UVProbe website and download the installer.

Step 2. Verify the you have the latest version of UVProbe

If the problems with opening UNK files still occur even after installing UVProbe, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of UVProbe is available. Software developers may implement support for more modern file formats in updated versions of their products. The reason that UVProbe cannot handle files with UNK may be that the software is outdated. The latest version of UVProbe should support all file formats that where compatible with older versions of the software.

Step 3. Set the default application to open UNK files to UVProbe

If you have the latest version of UVProbe installed and the problem persists, select it as the default program to be used to manage UNK on your device. The method is quite simple and varies little across operating systems.

Selecting the first-choice application in Windows

  • Choose the Open with entry from the file menu accessed by right-mouse clicking on the UNK file
  • Click Choose another app and then select More apps option
  • The last step is to select Look for another app on this PC option supply the directory path to the folder where UVProbe is installed. Now all that is left is to confirm your choice by selecting Always use this app to open UNK files and clicking OK.

Selecting the first-choice application in Mac OS

  • Right-click the UNK file and select Information
  • Proceed to the Open with section. If its closed, click the title to access available options
  • Select UVProbe and click Change for all...
  • A message window should appear informing that This change will be applied to all files with UNK extension. By clicking Continue you confirm your selection.

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

1. Check the UNK file for viruses or malware

Should it happed that the UNK is infected with a virus, this may be that cause that prevents you from accessing it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. If the UNK file is indeed infected follow the instructions below.

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

If you obtained the problematic UNK file from a third party, ask them to supply you with another copy. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. It could happen the the download process of file with UNK extension was interrupted and the file data is defective. Download the file again from the same source.

3. Check if the user that you are logged as has administrative privileges.

Sometimes in order to access files user need to have administrative privileges. Switch to an account that has required privileges and try opening the UVProbe Format file again.

4. Check whether your system can handle UVProbe

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

5. Verify that your operating system and drivers are up to date

Latest versions of programs and drivers may help you solve problems with UVProbe Format files and ensure security of your device and operating system. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle UNK files.

Do you want to help?

If you have additional information about the UNK 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 UNK file.

Top File Extensions
Show more
File Extension of the day
mtf icon


Motorola Theme Format

Files with the MTF extension are setting files. Its name stands for Motorola Theme File. As the name suggests, it was created for the Motorola comp...