Some late-production CN-MW240D units had the English font file removed to save space. Download the lang_en.bin file (available on XDA Developers forums or specialized JDM import forums). Place it on your FAT32 USB drive named UPDATE . Insert the drive and repeat the exclusive code 5189 . The system will auto-detect the missing file.
If the "Language" menu does not offer English, you can use these alternatives: panasonic cnmw240d change language exclusive
The Silent Screen
: Look for the characters 言語 (Language) or OSD 言語 (On-Screen Display Language). Some late-production CN-MW240D units had the English font