How to Change Language on iRobot Roomba: Step-by-Step Guide
To change the language on iRobot Roomba, press and hold the “clean” button until the voice prompt says “language.” Then, release the button and wait for the voice prompt to start speaking in the current language. Quickly press the “clean” button to cycle through the available languages until you hear the one you want. Once you have found the language you want, wait for the voice prompt to confirm the change and then release the button.