73U file format description

73U file format

We made this page to help you understand how to work with 73U files. Here, you can find info on software that can handle these files. It includes simple programs for opening and converting them.

Learn about the 73U file and its functions here!

We also explain how to convert them into other types. It's simple and hassle-free. For opening or changing 73U files, this page offers all the tools you need.

#1 TI-73 Explorer OS Upgrade File

The 73U file is categorized under Other. It is associated with TI Navigator, serving as a TI-73 Explorer OS Upgrade File. 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. Visit the website of TI Navigator for a detailed description of the 73U format.

Application:TI Navigator
Category:Other files
Magic:- / -

TI-73 Explorer OS Upgrade File related extensions

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  • dlm Autodesk 3D Studio Max Modifier Plugin

Did someone accidentally misspell the 73U filename?

The 73U filename extension may be misspelled. We compiled a list of similar file extensions to help you find errors.

Filename extensions similar to 73U:

Windows can't open your 73U file?

When you try to open a file by double-clicking it, Windows looks at the file's name to figure out what to do. If Windows doesn't know the file type, it'll ask you to choose an app to open this 73U file.

To set the 73U file association in Windows 11, you can follow these steps

  1. Open the Settings app by clicking on the Start menu and selecting the gear icon.
  2. In the Settings app, click on System and then select Apps from the left-hand side menu.
  3. Scroll down and click on the Default apps option.
  4. In the Default apps section, you will find various categories. They include Email, Web browser, and Music player.
  5. Locate the category that matches the file type you want to associate. For example, choose Photos for image files, or Video player for video files.
  6. Click on the current default app listed under the category. A list of available apps will appear.
  7. Choose the app you want to set as the default for that file type. If the app you want is not listed, click on More apps to see more options. Or, click on Look for an app in the Microsoft Store to search for apps.
  8. After selecting the app, it will become the default choice for opening files of that type.

It's worth mentioning that you don't always need to set 73U file association. Many apps can open files. They don't need a specific file association to be set.

Handle 73U files with care

Exercise caution when handling 73U files from unknown sources. Files from certain sources can threaten your computer's security. They might contain malware, viruses, or harmful software. To minimize risks, avoid downloading or opening unfamiliar 73U files. Use trusted antivirus software to scan files from unknown sources before opening.

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