A51 File Extension

What is A51 file?

A51 is a file extension commonly associated with Adobe Authorware Library files. Adobe Systems Incorporated defined the Adobe Authorware Library format standard. A51 files are supported by software applications available for devices running Windows. Files with A51 extension are categorized as Misc Files files. The Misc Files subset comprises 6033 various file formats. Adobe Authorware is by far the most used program for working with A51 files. On the official website of Adobe Systems Incorporated developer not only will you find detailed information about theAdobe Authorware software, but also about A51 and other supported file formats.

Programs which support A51 file extension

Below is a table that list programs that support A51 files. Files with A51 extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.

How to open file with A51 extension?

There can be multiple causes why you have problems with opening A51 files on given system. What is important, all common issues related to files with A51 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 A51 files.

Step 1. Get the Adobe Authorware

The main and most frequent cause precluding users form opening A51 files is that no program that can handle A51 files is installed on user’s system. The solution to this problem is very simple. Download Adobe Authorware and install it on your device. The full list of programs grouped by operating systems can be found above. If you want to download Adobe Authorware installer in the most secured manner, we suggest you visit Adobe Systems Incorporated website and download from their official repositories.

Step 2. Verify the you have the latest version of Adobe Authorware

You still cannot access A51 files although Adobe Authorware 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 The reason that Adobe Authorware cannot handle files with A51 may be that the software is outdated.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 Adobe Authorware.

Step 3. Assign Adobe Authorware to A51 files

If you have the latest version of Adobe Authorware installed and the problem persists, select it as the default program to be used to manage A51 on your device. The method is quite simple and varies little across operating systems.

Change the default application in Windows

• Clicking the A51 with right mouse button will bring a menu from which you should select the Open with option
• Select Choose another app → More apps
• Finally select Look for another app on this PC, point to the folder where Adobe Authorware is installed, check the Always use this app to open A51 files box and conform your selection by clicking OK button

Change the default application in Mac OS

• From the drop-down menu, accessed by clicking the file with A51 extension, select Information
• Proceed to the Open with section. If its closed, click the title to access available options
• Select Adobe Authorware and click Change for all...
• A message window should appear informing that This change will be applied to all files with A51 extension. By clicking Continue you confirm your selection.

Step 4. Verify that the A51 is not faulty

Should the problem still occur after following steps 1-3, check if the A51 file is valid. It is probable that the file is corrupted and thus cannot be accessed.

1. Verify that the A51 in question is not infected with a computer virus

If the file is infected, the malware that resides in the A51 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. A51 file is infected with malware? Follow the steps suggested by your antivirus software.

2. Ensure the file with A51 extension is complete and error-free

If the A51 file was sent to you by someone else, ask this person to resend the file to you. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. It could happen the the download process of file with A51 extension was interrupted and the file data is defective. Download the file again from the same source.

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. Verify that your device fulfills the requirements to be able to open Adobe Authorware

If the systems has insufficient resources to open A51 files, try closing all currently running applications and try again.

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

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with Adobe Authorware Library files. It may be the case that the A51 files work properly with updated software that addresses some system bugs.

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