Opening a 73I File

The 73I file type is primarily associated with TI-73.

73IFile Extension 73I
 File extension: 73I
File type:  Bitmap

What is a 73I file?

73I files mostly belong to TI-73 by Texas Instruments, Inc. Use our "Online 73I File Viewer" below to open and view your 73I file directly in your browser.

How to open a 73I file

You need a suitable software like TI-73 to open a 73I file. You need a suitable software like TI-73 from Texas Instruments, Inc. to open a 73I file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your 73I file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a 73I file directly in the browser:. Just drag the file onto this browser window and drop it.

Online 73I File Viewer

Choose your .73i file to view this image
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Easily convert 73I files to JPG, PDF, HTML, DOC, ...

You can convert 73I files using our online 73I file viewer (powered by Convert.Guru):
  1. To do this, click the button "Choose your .73i file to view this image" on this page.
  2. Your 73I file will then be displayed in the browser.
  3. Now click on "Save as..." at the top of the page.
  4. Then click the file format (e.g. PDF, JPG, DOCX, TXT, ...) you want.
  5. Download the converted file.

4 Steps to Open an Unknown .73I File

Because .73I files can originate from different programs, they aren't universally openable.

  1. Identify the Source: If received from a math student or educator, it is likely a TI-73 Bitmap Graphic used on Texas Instruments graphing calculators.
  2. Check the Header: Open the file in a hex viewer to inspect the first bytes.
    • "TI" magic bytes indicate a Texas Instruments calculator file.
    • "PK" suggests a standard ZIP archive.
    • Readable text implies a basic configuration file.
  3. Use the Original Software: The original program is usually required. Try using TI-Connect or TI-Graph Link, or ask the sender if you are uncertain.
  4. Use this Webpage: Drag and drop your .73I file into our viewer to detect the format, extract readable text or metadata, and preview when possible.

Technical Data for 73I File Extension

File classification:
Graphic
Program ID:
GraphicsConverterPro.73i, TiLP.Picture
Related files:
73p, 73k, 73n
Related links:
The ticalc.org Project User Site, TiLP (Ti Linking Program), XnView

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: TIScreenCapture.Picture
EXEFile: %ProgramFiles%\TI Education\TI Connect\TIScreenCapture.exe %1
ProgramID: XnView.Image
EXEFile: %ProgramFiles%\XnView\xnview.exe %1
ProgramID: TIScreenCapture.Picture
EXEFile: %ProgramFiles%\TI Connect\TIScreenCapture.exe

a 73i Bitmap is a special file format by Texas Instruments, Inc. and should only be edited and saved with the appropriate software.

How to solve problems with 73I files

  • Associate the 73I file extension with the correct application.
  • Update your software that should actually open bitmaps. Because only the current version supports the latest 73I file format. Search, therefore, e.g. on the Texas Instruments, Inc. manufacturer website after an available TI-73 update.
  • To make sure that your 73I file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
  • Click here to open your .73I file online - secure, fast, and no downloads needed.
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73I file viewer 73I file description