How to open ASSISTANT file extension?

The author of advice: Mr Brankiewicz

ASSISTANT files are incessantly popular. However, a file name containing ASSISTANT file extension is problematic for some of the users. They have problems with correct opening of a file with ASSISTANT extension. However, it should be remembered that ASSISTANT file extension can match one or more types of files. The most popular is HP Printer Utility For Mac Assistant Plugin but if there are others, you will find information concerning them below.

So, it is worth looking close at the problem concerning ASSISTANT files and search for its solution.

A list of programs supporting files types with ASSISTANT extension can be found below. Applications are sorted according to appropriate operational systems and their popularity.

  • HP Printer Utility For Mac Assistant Plugin

    .assistant file extension

    Category: Various Files

    OS Software
    MAC OS HP Printer Utility HP Printer Utility

How to check if a file we want to open is not infected by malware or viruses?

  • Download Malware/viruses removal tool from ASSISTANT files in the Windows system.
  • Click “Start scanning” and wait until the programme performs the scanning process on your computer.

What are the reasons of errors concerning ASSISTANT extension of files?

The problem that often causes damage concerning ASSISTANT extension are Windows system registry errors. That is why, in the first place it is recommended to:

  • Scan computer in order to identify, repair and open the ASSISTANT file
  • Check system registry from the angle of hidden errors
  • Repair file’s associations with programs in the system registry

If you are not sure if the above problems concern you, you should consider other frequent irregularities:

  • You do not have an appropriate application installed that supports ASSISTANT file extension
  • ASSISTANT file is corrupted
  • The application’s version necessary to open the file is not correct
  • The file is not assigned to an appropriate program

Solving problems with ASSISTANT files


If ASSISTANT file does not open, firstly, it is worth using files associations built in the Windows system with application that can support them. In order to do it, you should double-click a ASSISTANT file icon. A list of programs that probably support such a file will appear. It is enough to choose one of them so that Windows would open a given extension with it. Incorrect file’s association will result in Windows trying to open ASSISTANT file with a wrong program all the time even if there is an appropriate application supporting this format on a drive. In this case, it is necessary to perform the above mentioned registry scanning and associations’ repair.

If associations are correct and Windows still cannot open the file, most probably the computer does not have appropriate software supporting files with name containing ASSISTANT in their extension. The solution to this problem is very simple. You should buy or download a free (if they exist) application that will allow you to open, browse and edit ASSISTANT format. It is no risk because many paid programs have free test versions enabling to check their functionality.

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