Performing a factory reset or updating the software without explicitly selecting your target language in the desktop client can revert the scanner back to its default factory configuration (usually English or Chinese). Simply repeat the update process, making sure your desired language is selected in the desktop utility dropdown menu prior to downloading. Final Thoughts
This happens when the Micro SD card only holds the English software build. Follow above to download alternative language files from the iCarsoft servers onto your memory card. "The software tool tells me my serial number is invalid" icarsoft change language