CH3 file format description
Many people share .ch3 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .ch3 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .ch3 files.
1 filename extension(s) found in our database.
.ch3 - Harvard Graphics 3.0 Chart
The CH3 document files are related to Harvard Graphics. CH3 file is a Harvard Graphics 3.0 Chart. Harvard Graphics was a pioneering presentation program developed for DOS and Microsoft Windows.
- Harvard Graphics
- Document files
- - / -
- Harvard Graphics 3.0 Chart related extensions:
Naturally, other applications may also use the .ch3 file extension. Even harmful programs can create .ch3 files. Be especially cautious with .ch3 files coming from an unknown source!
Can't open a .ch3 file?
When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:
Windows can't open this file:
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 one from a list of programs that are installed on your computer.
To avoid this error, you need to set the file association correctly.
- Open Control Panel > Control Panel Home > Default Programs > Set Associations.
- Select a file type in the list and click Change Program.
The .ch3 file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
c3, cb3, cg3, ch, che, chr, chw, cm3, cn3, ct3, cu3, cy3, fh3, h3, hc3
Is it possible that the filename extension is misspelled?
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