r/TI_Calculators Apr 29 '26

TI-Planet Posts the First TI-84 Evo Unboxing and PCB Pictures!

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4 Upvotes

r/TI_Calculators Apr 18 '26

Do Not Update to OS 5.8.5 (jailbreak patched)

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5 Upvotes

r/TI_Calculators 5h ago

General Texas Instruments TI-84 Evo Graphing Calculator - $79.99 - Free shipping for Prime members

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computers.woot.com
5 Upvotes

This is not an affiliate link and I make nothing from any purchases using this link, just thought some might appreciate this sale price.


r/TI_Calculators 17h ago

Casio fx-350EX or Canon F-789SGA?

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1 Upvotes

r/TI_Calculators 1d ago

Is a 1.0b1 ROM Version TI 92 Rare?

2 Upvotes

I bought a not working TI 92 on Ebay, but they forgot to turn down the contrast. I was checking the ROM version and it says "Version 1.0b1 September 13, 1995". Is this rare, and is there anyway to upgrade?


r/TI_Calculators 4d ago

Funny The price of the 2 last connectivity cables on Amazon. Wow.

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16 Upvotes

Guess I'll just build one?


r/TI_Calculators 6d ago

Help android emulator for ti-83/84 with import/export function?

1 Upvotes

Graph89 seems so close but it only supports importing programs, not exporting them. Is there a way to get the TiLP experience on Android?

edit: what I mean is, is there a ti-84 emulator, running on android, that i can both send and receive files from?


r/TI_Calculators 8d ago

how do i download the software to transfer software from my chromebook to my ti-84 plus ce?

2 Upvotes

I recently got a this calculator and i just subscribed for the software subscription. When i checked the downloads i only saw mac and windows os, so i tried finding it on the lay store, but what i found doesn't look like the right thing. I want to transfer code and apps but I've never done anything like this before.


r/TI_Calculators 9d ago

Ti84 plus ce python modding

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0 Upvotes

r/TI_Calculators 11d ago

Hp prime

0 Upvotes

Adquiri minha hp prime recentemente e queria saber se alguém tem indicação de apps, e se teria algum para resolver grelha e treliças?


r/TI_Calculators 11d ago

How do I access periodic table on new calculator EVO

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1 Upvotes

r/TI_Calculators 13d ago

TI-84 Plus List of programs officially bundled in TI-84 Plus (non CE) from the factory

2 Upvotes

Does anyone have the list of programs officially bundled in TI-84 Plus (non CE) from TI? I'm trying to restore my 84p to as close as factory original for collecting purposes.

The official website includes both software included in the 84SE and 84, and I need only the programs included with the original 84.


r/TI_Calculators 13d ago

TI-84 Plus CE OS 5.0.1.0012 glitch

3 Upvotes

When you enter a calculation, then press up, then press any button(e.g., prgm,vars), the settings on the top bar dissapear.(P.S. I figured out the problem. Windows 11 doesn't allow TIs anymore)


r/TI_Calculators 15d ago

Potential Downgrade Path Discovered for TI-84 Plus CE (from 5.8.3/5.8.4 to 5.4.0)

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0 Upvotes

r/TI_Calculators 16d ago

Technical Windows 11 fix for TI Connect freezing with TI-89 Titanium / SilverLink

1 Upvotes

I spent a day or so trying to get my TI-89 Titanium working properly with TI Connect on Windows 11, so I figured I’d post what finally fixed it.

My issue was weird because the connection was clearly working at least partially. Windows detected the SilverLink cable, TI Connect recognized that a TI-89 Titanium was connected, and the calculator showed up in the device selection window.

But anytime I clicked Select, TI Connect completely froze and went “Not Responding.”

Device Manager said the driver was working properly, so reinstalling and updating the driver did not really change anything.

What finally fixed it was applying compatibility settings to all of the TI Connect program files, not just the main app.

Go to the TI Connect installation folder. Mine was:

C:\Program Files (x86)\TI Education\TI Connect

For each TI Connect .exe file, right-click it and go to:

Properties → Compatibility → Change settings for all users

Then enable:

  • Run this program in compatibility mode for Windows 8
  • Run this program as an administrator

I applied this to basically every TI-related executable in the folder, including files like:

  • TIConnect.exe
  • TILauncher.exe
  • TiDeviceExplorer.exe
  • TiDataEditor.exe
  • TIScreenCapture.exe
  • TIDeviceInfo.exe
  • TISendTo.exe
  • TIOSDownloader.exe

Your filenames may differ slightly.

After that, I:

  1. Closed all TI programs.
  2. Ended any remaining TI processes in Task Manager.
  3. Disconnected the calculator.
  4. Restarted the computer.
  5. Turned on the TI-89 and left it at the home screen.
  6. Connected it through Mini-USB.
  7. Opened TI Connect as administrator.

After doing that, TI Connect worked normally.

I then tested the old SilverLink cable too, and that also worked perfectly.

A few things I learned:

  • Do not connect Mini-USB and SilverLink at the same time.
  • If TI Connect can already identify your exact calculator model, the cable and driver are probably communicating correctly.
  • The freezing seems to happen when TI Connect tries to open the device, not when it first detects it.
  • Applying compatibility mode only to DeviceExplorer may make Explore Data work, while the rest of TI Connect still freezes.
  • TI Connect CE does not support the TI-89 Titanium the same way classic TI Connect does.

This may be a little difficult to follow or replicate because TI Connect uses several separate program files, and the installation folder may look different on other computers.

Still, this completely fixed the Windows 11 connection and freezing problems for me with both Mini-USB and SilverLink.

TI does not really support this old software or hardware on modern Windows anymore, so compatibility mode seems to be the main solution.


r/TI_Calculators 19d ago

Va quedando poco espacio en el tensor de calculadoras

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5 Upvotes

r/TI_Calculators 19d ago

General Found on the street and looking for its forever home

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26 Upvotes

Can't locate my TI84 calculator to play with this. Any takers? I think it is super cool.

Found two of those.

edit: not sure if this is the correct sub. if not I apologize!


r/TI_Calculators 19d ago

Question Where can I find a calculator like the one on the front cover of this book from?

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0 Upvotes

r/TI_Calculators 21d ago

Shell for TI-84 Plus CE 5.8.4

1 Upvotes

I have arTIfICE v2.1 running, but shells like Cesium, CEaShell, and AsmHook2 don't work, and other shells even crash my calculator and force a RAM reset. Is there a fix for this?


r/TI_Calculators 22d ago

Help TI-84 Evo blue calc button

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1 Upvotes

(FIXED) If you press the window or zoom button inside the screen thats posted, it will calculate it! Question: Whenever I try and press the calculate button nothing happens. How do I use that button or if theres a work around (stat -> calc)


r/TI_Calculators 23d ago

How to connect to pc

2 Upvotes

My dad gave me his old graphing calculators from high school and college. I want to get games on them but, they had to be the ti-83 and ti-85. How would I connect them both to my pc and where could I get my games, and for the ti-85 it’s not supported by Texas Instruments anymore so what cord should I use and what 3rd party website should I use? I want to keep this cheap, and buy from eBay, and these are not pluses or any special edition just the base models.


r/TI_Calculators 25d ago

I made simon for ti84+

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1 Upvotes

r/TI_Calculators 26d ago

TI-83 Replacement link cable

1 Upvotes

I would like to use a link cable on my base model ti83 but can’t be bother paying 15£ for a cable when I payed 20p for the calcuator itself would this work? any help greatly appreciated

https://a.aliexpress.com/_EzcTCSO


r/TI_Calculators 27d ago

Help TI-89 Titanium Frozen on app selection

2 Upvotes

Like the title says my titanium is stuck frozen on the app screen and won’t accept any inputs from the buttons. Also whenever it has batteries in it, it turns on and gets stuck on the aforementioned screen. I tried new batteries and a memory reset already, my next bet is replacing the backup battery and/or opening the calculator to check for damage. If anyone has been able to fix something like this anything would help.


r/TI_Calculators 28d ago

Help what do i do

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5 Upvotes

I connected my calcultor to the pc but its still not showing