.8CU File Extension
File TypeTI-84 Plus C Operating System File
File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.
What is an 8CU file?
Operating system file used by TI-84 Plus C Silver Edition graphing calculators; contains a software update used to update the upgradable operating system.
NOTE: The TI Connect software can be used to update your TI-84 Plus C Silver edition calculator.