STM32 Discovery board

i am using Arm Mbed Cloud Connect Demo code for mbed pelion cloud connection.

My code is working with External SD card reader/adaptor / Shiled only,

  1. Can i work Without SD card,?
  2. How?
  3. any sample code /example / docoument.
  4. Can i use onboard QSPI Flash instead of SD card ? How to configure it in project setting.

Yes, see GitHub - coisme/Pelion-DM-Workshop-Project: Workshop material that demonstrates how to use the Pelion Device Management Update Service this works with QSPI instead of SD.