File Extension SY3

  • Full name
    Harvard Graphics Symbol Format
  • Developer
    Harvard Graphics
  • Popularity
Have you encountered a problem with a SY3 file? Don’t you know which program opens a file with this extension? You will find all the information you need about working with a SY3 file here. In the further part of this page we have added a list of programs that should open your SY3 file. It is enough you choose a proper application for your operating system, download and install it.


Files ending in SY3 contain collections of Harvard Graphics presentation software version 3 symbols. These symbols can be inserted into the text within presentations to represent unusual characters.

Harvard Graphics was taken over by Serif, but no longer uses the ending.

Programs which can open a SY3 file

How to open a SY3 file? Advice and guidance

Absolutely most often appearing reason that prevents you from opening the SY3 file is the lack of a proper application to support it in your operating system. It is notably the first thing you need to address. When one of the programs to support a SY3 file from the list is already installed, you can try to rerun the file. The system should display a message asking you to choose a primary application to support SY3 files. At this point we are looking for disk space where the application was installed in and we can link it with a SY3 file. Since then, our operating system will use the selected program to support all SY3 files.

Other issues

Despite the described problem with SY3 there may be many more problems. If the existing operations were not effective, get involved with the following matters:

- verify that the SY3 file is not damaged and that it has been downloaded or copied in whole
- verify that the file has a file extension that has not been intentionally changed (for example, if it do not contain other information than its extension suggests)
- make sure again whether the SY3 file type is linked in the operating system with a proper program
- make sure that the file is not infected with a virus and you have up to date software and drivers.

Similar extensions