* This setting only can do in windows OS

  1. Click here to download customer display software.
  2. Unzip VFD-850.zip
  3. Unzip update_firmware.zip
  4. Double click on "CP2102NoFlushNoPurge.exe" installer.
  5. Click on "Yes" button.

  6. Click on "Update" version and please wait a while.

  7. Click on Exit button.