Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .sy3

1 extension(s) and 0 alias(es) in our database

Below, you can find answers to the following questions:

  • What is the .sy3 file?
  • Which program can create the .sy3 file?
  • Where can you find a description of the .sy3 format?
  • What can convert .sy3 files to a different format?
  • Which MIME-type is associated with the .sy3 extension?
Harvard Graphics Symbol .sy3 file icon

Harvard Graphics Symbol

SY3 file is a Harvard Graphics 3.0 Symbol. Harvard Graphics was a pioneering presentation program developed for DOS and Microsoft Windows.
Category: Document files
Application: Harvard Graphics
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
Corel Presents Presentation
Microsoft PowerPoint Presentation
Corel Presentations Document
OpenDocument Presentation
Corel Presentations Template
StarOffice Packed Presentation
StarOffice Presentation
Microsoft PowerPoint 2007 Presentation
Microsoft PowerPoint 2007 Presentation

Other types of files may also use the .sy3 file extension. If you have helpful information about .sy3 extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Cytel StatXact 5.0 Data
Cognos Transformer Temporary Data
Freescale S-record File
ChessDB Game Data
Harvard Graphics 3.0 Show Presentation
Star 3 MIDI Karaoke File
I2P Software Update File
Simplexety Data File
Xilinx XST Synthesis Report

The .sy3 filename extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

syw (1), sy (1), st3 (1), sg3 (1), xy3 (1), syr (1), su3 (1), sh3 (1), cy3 (1)

Can't open a .sy3 file?

If you want to open a .sy3 file on your computer, you just need to have the appropriate program installed. If the .sy3 association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.sy3

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2003/2008/2012/2016, Windows 7, Windows 8, Windows 10, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android