Full format name of files that use KNN extension is Clarion Database Key. Clarion Database Key format was developed by SoftVelocity. Files with KNN extension may be used by programs distributed for Windows platform. KNN file belongs to the Database Files category just like 361 other filename extensions listed in our database. Clarion is by far the most used program for working with KNN files. On the official website of SoftVelocity developer not only will you find detailed information about theClarion software, but also about KNN and other supported file formats.
Below is a table that list programs that support KNN files. KNN files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.
Problems with accessing KNN may be due to various reasons. On the bright side, the most encountered issues pertaining to Clarion Database Key files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. We have prepared a listing of which will help you resolve your problems with KNN files.
Problems with opening and working with KNN files are most probably having to do with no proper software compatible with KNN files being present on your machine. The solution is straightforward, just download and install Clarion. The full list of programs grouped by operating systems can be found above. If you want to download Clarion installer in the most secured manner, we suggest you visit SoftVelocity website and download from their official repositories.
You still cannot access KNN files although Clarion 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. The reason that Clarion cannot handle files with KNN may be that the software is outdated. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using Clarion.
After installing Clarion (the most recent version) make sure that it is set as the default application to open KNN 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
The procedure to change the default program in Mac OS
If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the KNN file in question. Being unable to access the file can be related to various issues.
If the KNN is indeed infected, it is possible that the malware is blocking it from opening. Scan the KNN file as well as your computer for malware or viruses. If the scanner detected that the KNN file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.
Did you receive the KNN file in question from a different person? Ask him/her to send it one more time. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. If the KNN file has been downloaded from the internet only partially, try to redownload it.
There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log in using an administrative account and see If this solves the problem.
If the system is under havy load, it may not be able to handle the program that you use to open files with KNN extension. In this case close the other applications.
Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with Clarion Database Key file. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle KNN files.
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