BNS File Extension

What is BNS file?

BNS filename suffix is mostly used for Portal Script Format files. Portal Script Format format was developed by Valve. Files with BNS extension may be used by programs distributed for Mac OS, Windows platform. BNS file format, along with 1509 other file formats, belongs to the Game Files category. Users are advised to use Portal 2 software for managing BNS files, although 3 other programs can also handle this type of file. On the official website of Valve Corporation developer not only will you find detailed information about thePortal 2 software, but also about BNS and other supported file formats.

Programs which support BNS file extension

The list that follows enumerates programs compatible with BNS files, divided into 2 categories based on operating system on which they are available. BNS files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

How to open file with BNS extension?

Being unable to open files with BNS extension can be have various origins. What is important, all common issues related to files with BNS extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. We have prepared a listing of which will help you resolve your problems with BNS files.

Step 1. Get the Portal 2

Problems with opening and working with BNS files are most probably having to do with no proper software compatible with BNS files being present on your machine. This issue can be addressed by downloading and installing Portal 2 or different compatible program, such as Portal. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. If you want to download Portal 2 installer in the most secured manner, we suggest you visit Valve Corporation website and download from their official repositories.

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

You still cannot access BNS files although Portal 2 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. If you have an older version of Portal 2 installed, it may not support BNS format. The latest version of Portal 2 should support all file formats that where compatible with older versions of the software.

Step 3. Associate Portal Script Format files with Portal 2

If the issue has not been solved in the previous step, you should associate BNS files with latest version of Portal 2 you have installed on your device. The next step should pose no problems. The procedure is straightforward and largely system-independent

Selecting the first-choice application in Windows

• Choose the Open with entry from the file menu accessed by right-mouse clicking on the BNS file
• Click Choose another app and then select More apps option
• Finally select Look for another app on this PC, point to the folder where Portal 2 is installed, check the Always use this app to open BNS files box and conform your selection by clicking OK button

Selecting the first-choice application in Mac OS

• Right-click the BNS file and select Information
• Open the Open with section by clicking its name
• Select Portal 2 and click Change for all...
• If you followed the previous steps a message should appear: This change will be applied to all files with BNS extension. Next, click the Continue button to finalize the process.

Step 4. Verify that the BNS is not faulty

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the BNS file in question. Being unable to access the file can be related to various issues.

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

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

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

Did you receive the BNS 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. It could happen the the download process of file with BNS 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.

Some files require elevated access rights to open them. Log out of your current account and log in to an account with sufficient access privileges. Then open the Portal Script Format file.

4. Verify that your device fulfills the requirements to be able to open Portal 2

The operating systems may note enough free resources to run the application that support BNS files. Close all running programs and try opening the BNS file.

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

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with Portal Script Format files. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle BNS files.

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