Updating your JDiag M100 Pro ensures you have the latest motorcycle protocols, bug fixes, and diagnostic features. As of late 2025, official firmware versions such as have been released to support newer bike models. Preparation & Requirements A Windows PC : Updates usually require the JDiag upgrade software. : To connect the device to your computer. SD Card Reader

Backup any personal data, format the card to FAT32, download the fresh standalone zip file bundle from the JDiag Support Site , and extract the target application folders right onto the card root.

Once the device is connected, it should appear as a or USB Storage Device on your computer. Extract the downloaded update files.