Texas Instruments TI-89 OS Upgrade
Texas Instruments Inc.
Misc Files
mime-type/not-avalible
10/09/2021
To edit 89U file, we strongly recommend installing software that works with 89U files. There are many tools known as 89U Online Editors, but it is not certain that they operate in a way that keeps the data contained in the file safe.
Please note that not every program that supports 89U will allow you to edit the file. Click here for more information on 89U file extension
Definitely the best solution. Choose one of the programs that support the 89U file extension, open your file and check the editing options. You will avoid the danger of virus installation if you download the software from the software developer 's website. You can find direct links to the creators' websites on the subpages of each application. Below you will find some examples of software programs that support the 89U file (so it is very possible that they can edit files in 89U format).
The full list of 89U supporters
Most of the file formats are simply text format saved under a different extension - so you can open them e.g. with Windows Notepad However, such manual editing of the 89U file or any other file may result in damage to the file. When you save the changes, you may no longer open the 89U file. For this reason, try to use software created to edit 89U files.
It seems that one of the software on the list must be able to edit the 89U files. However, if for some reason you did not find this option, you can try using tools prepared by external websites. Below we found websites that help in editing 89U files.
Free Online File Edit Service
Copy and paste this link anywhere.