Days turned into weeks, and I continued to use the device in Japanese, struggling to decipher the meaning of each menu item. But I was determined to find a way to change the language. One evening, I decided to scour the internet for a solution, and that's when I stumbled upon a forum post from a fellow user who had encountered the same issue.
: Press the physical メニュー (Menu) button on the unit. panasonic cnmw240d change language exclusive
Disclaimer: Accessing service menus can sometimes alter vehicle settings. Proceed with caution. Days turned into weeks, and I continued to