After using the Slim with 2.04 for a bit I think I've found a rather peculiar bug: a simulated press of [F1] happens whenever the calculator is turned off via [SHIFT]+[ON]. This happens irrespective of which mode the calculator in but as an example, after turning off the calculator at the SYSTEM scr...

Thank you very much for the fantastic work. I used this guide to update my fx-9860G Slim from OS version 2.00 to 2.04, which was important to me as I plan on replacing my fx-9860GII with this and needed all the features that has. I'll also add that everything works perfectly (including the backlight...