73B file format description
Many people share .73b files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .73b file can be edited, converted or printed with. On this page, we try to provide assistance for handling .73b files.
1 filename extension(s) found in our database.
.73b - TI-73 Backup
73B file is a TI-73 Backup. TI-73 is a graphing calculator made by Texas Instruments. It was originally designed in 1998 as a replacement for the TI-80 for use at a middle school level.
- .73b file format description:
- 73B format
- TI Navigator
- Data files
- - / -
- TI-73 Backup related links:
- TI-73 Backup related extensions:
Naturally, other applications may also use the .73b file extension. Even harmful programs can create .73b files. Be especially cautious with .73b files coming from an unknown source!
Can't open a .73b 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 .73b file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
3b, 73n, 73, 73v, 73g
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