It looks like your calculator is running KnightOS, a custom operating system for TI z80 calculators. If you no longer want to use it, you can reinstall TI-OS. I suggest looking at the KnightOS website for further instructions: https://knightos.org/. Source: over 1 year ago
The creator also made https://knightos.org, written in z80 asm. Source: over 2 years ago
Well, whilst it can't quite play Skyrim, because the TI is built around a z80, you can have a full operating system is you'd like. Source: over 2 years ago
There are a very few calculators that you can do this to. See https://knightos.org. Source: almost 3 years ago
There is Knight os which might be what you're looking for. It does have lackluster support for math functions but is great for homebrew games. They have detailed install instructions and allow you to revert back to the official os if needed. https://knightos.org/. Source: about 3 years ago
At which point you should break out KnightOS [0] [0] https://knightos.org/. - Source: Hacker News / over 3 years ago
Do you know an article comparing KnightOS to other products?
Suggest a link to a post with product alternatives.
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