ABU File Extension

What is ABU file?

Full format name of files that use ABU extension is ACT! E-mail Address Book. ACT! E-mail Address Book format was developed by The Sage Group plc. ABU files are supported by software applications available for devices running Windows. ABU file belongs to the Misc Files category just like 6033 other filename extensions listed in our database. The software recommended for managing ABU files is Act!. On the official website of The Sage Group plc developer not only will you find detailed information about theAct! software, but also about ABU and other supported file formats.

Programs which support ABU file extension

The following listing features ABU-compatible programs. ABU 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 ABU extension?

There can be multiple causes why you have problems with opening ABU files on given system. On the bright side, the most encountered issues pertaining to ACT! E-mail Address Book 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 ABU files.

Step 1. Get the Act!

The most common reason for such problems is the lack of proper applications that supports ABU files installed on the system. The solution is straightforward, just download and install Act!. The full list of programs grouped by operating systems can be found above. The safest method of downloading Act! installed is by going to developer’s website (The Sage Group plc) and downloading the software using provided links.

Step 2. Update Act! to the latest version

If the problems with opening ABU files still occur even after installing Act!, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of Act! is available. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. The reason that Act! cannot handle files with ABU may be that the software is outdated.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 Act!.

Step 3. Associate ACT! E-mail Address Book files with Act!

After installing Act! (the most recent version) make sure that it is set as the default application to open ABU files. The next step should pose no problems. The procedure is straightforward and largely system-independent

Change the default application in Windows

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

Change the default application in Mac OS

• By clicking right mouse button on the selected ABU file open the file menu and choose Information
• Proceed to the Open with section. If its closed, click the title to access available options
• Select the appropriate software and save your settings by clicking Change all
• A message window should appear informing that This change will be applied to all files with ABU extension. By clicking Continue you confirm your selection.

Step 4. Check the ABU for errors

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the ABU file in question. It is probable that the file is corrupted and thus cannot be accessed.

1. The ABU may be infected with malware – make sure to scan it with an antivirus tool.

Should it happed that the ABU 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 scanner detected that the ABU file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

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

Did you receive the ABU 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 ABU 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

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the ACT! E-mail Address Book file.

4. Make sure that the system has sufficient resources to run Act!

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

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 ACT! E-mail Address Book files and ensure security of your device and operating system. It may be the case that the ABU files work properly with updated software that addresses some system bugs.

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