Try this:
Make sure you’ve downloaded the latest version of EDM off Eventide’s website. If not, install it.
Make sure Rose is connected via USB and exit EDM.
Turn off Rose
Press and hold the Hotswitch & Phi buttons while powering on the pedal. The lights should blink indicating we are in Update mode.
Open up EDM. It should recognize the pedal. Try to conduct the update.
Did this work for you?