The new MIOS bootloader version 1.005 is now available under It got a "permanent parameter storage" for options which are referenced by (most) applications. Parameters can be changed in the MIOS Terminal after the "Bootloader Update" application has been uploaded. -> type "help" in MIOS Terminal after upload The parameters won't be overwritten by applications, even the next bootloader update (via MIDI) won't overwrite them. Followin