It will be fine!Īfter the update check if you have e-Activity and s-Sheet in the Main Menu. Don’t worry with your calculator's screen. It’s completely normal.Ĩ.1 – Now, your calculator automatically connects to your computer if it’s correctly pluggedĩ – Return to pfxRecover and press Recoverġ0 – Select the flash image (if you didn’t change anything, it should be named 2_00_0200.fls)ġ1 – Wait until the update is complete. The new one is very similar but be careful with which flash image you choose):Ģ – Plug your calculator to your computer, press F1 (transfer data) and cancel it by pressing ACĤ – With a pencil or something sharp, press the Restart button in the back of your calculator and keep pressing itĥ – While pressing the Restar button, hold F2 + 4 + ACĦ – Release the Restart button and then the rest of the buttonsħ – After releasing, quickly press 9, release and press x (multiplication sign)Ĩ – Wait until de OS Error screen appears on your calculator.

HOW TO HACK YOUR fx-9750 GII OS (The process is the same for the fx-9860 G, but not for the Slim) (This is the old procedure. A program to transfer the flash image to your calculator ( LINK)īe aware that those files are not mine and I don't own any part of them.ĭownload booth and now I’ll start explaining the process. A modified flash image of a fx-9860 GII ( LINK) So, first of all, you’ll need two simple things: If you don’t understand something, post a comment and I’ll make a video, if possible. Now you can have the fx-9860 GII operative system in your fx-9750 GII or fx-9860 G, run add-ins and much more! So, I’m going to explain how to do it. Have you ever desired to have add-ins in your fx-9750 GII? Or to have a fractional result instead of a decimal when solving polynomial equations? Of course you have. The process may be very similar to the one below (except if you're using a SLIM). The download contains the new fxRemote, all flash images for the new OS versions as well as instructions on how to update your calculator. If you're having problems downloading the file, go here: UPDATE 2: New flash images have been caught in the wild (thank you Matt Warta for finding them). If you have or find an image for this versions, please contact me or simply post a link to them in a comment. If you try to hack your calculator with this flash image and you have one of this versions, the calculator won't simply update. UPDATE: The flash image I have here doesn't works for those of you with the OS version nor 2.02.****.

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